Large Designs: by id


Lehrstuhl II für Mathematik

Universität Bayreuth
D-95440 Bayreuth

Anton Betten
Reinhard Laue
Alfred Wassermann

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creation date: Thu Mar 11 15:31:45 MET 1999

WARNING: Completeness of know results is attempted only for t >= 6 and v <= 40 in the following list.

0: 0 4-(27,6,115) (complement has $\lambda=138$)
TvT: 4-(26,5,10) $\cup$ 4-(26,6,105)

1: 1 4-(28,7,368) (complement has $\lambda=1656$)
TvT: 4-(27,6,46) $\cup$ 4-(27,7,322)
design of number 13 with respect to smaller t
derived from number 40

2: 2 4-(28,7,920) (complement has $\lambda=1104$)
TvT: 4-(27,6,115) $\cup$ 4-(27,7,805)

3: 3 4-(29,8,2300) (complement has $\lambda=10350$)
TvT: 4-(28,7,368) $\cup$ 4-(28,8,1932)
design of number 40 with respect to smaller t
derived from number 42

4: 4 4-(29,8,3450) (complement has $\lambda=9200$)
TvT: 4-(28,7,552) $\cup$ 4-(28,8,2898)
design of number 16 with respect to smaller t
derived from number 24

5: 5 4-(29,8,5750) (complement has $\lambda=6900$)
TvT: 4-(28,7,920) $\cup$ 4-(28,8,4830)

6: 6 4-(29,14,759000) (complement has $\lambda=2509760$)
TvT: 4-(28,13,303600) $\cup$ 4-(28,14,455400)
derived from number 9
design of number 19 with respect to smaller t

7: 7 4-(29,15,1035000) (complement has $\lambda=3422400$)
supplementary design of number 6
residual design of number 9
design of number 20 with respect to smaller t

8: 8 4-(30,15,1794000) (complement has $\lambda=5932160$)
Tran van Trung construction with supplementary design for design number 6
design of number 9 with respect to smaller t

9: 9 5-(30,15,759000) (complement has $\lambda=2509760$)
Alltop construction for design number 6
Tran van Trung construction with supplementary design for design number 19

10: 10 4-(30,9,11960) (complement has $\lambda=53820$)
TvT: 4-(29,8,2300) $\cup$ 4-(29,9,9660)
design of number 42 with respect to smaller t

11: 11 4-(30,9,17940) (complement has $\lambda=47840$)
TvT: 4-(29,8,3450) $\cup$ 4-(29,9,14490)
design of number 24 with respect to smaller t
derived from number 26

12: 12 4-(31,10,80730) (complement has $\lambda=215280$)
TvT: 4-(30,9,17940) $\cup$ 4-(30,10,62790)
design of number 26 with respect to smaller t

13: 13 5-(28,7,46) (complement has $\lambda=207$)
TvT: 5-(27,6,4) $\cup$ 5-(27,7,42)

14: 14 4-(27,6,46) (complement has $\lambda=207$)
derived from number 13
design of number 72 with respect to smaller t

15: 15 4-(27,7,322) (complement has $\lambda=1449$)
residual design of number 13
derived from number 4401
design of number 7046 with respect to smaller t

16: 16 5-(29,8,552) (complement has $\lambda=1472$)
TvT: 5-(28,7,69) $\cup$ 5-(28,8,483)
design of number 28 with respect to smaller t
derived from number 34

17: 17 4-(28,7,552) (complement has $\lambda=1472$)
derived from number 16
design of number 29 with respect to smaller t

18: 18 4-(28,8,2898) (complement has $\lambda=7728$)
residual design of number 16
design of number 30 with respect to smaller t
derived from number 35

19: 19 5-(29,14,303600) (complement has $\lambda=1003904$)
TvT: 5-(28,13,113850) $\cup$ 5-(28,14,189750)

20: 20 5-(29,15,455400) (complement has $\lambda=1505856$)
supplementary design of number 19

21: 21 4-(28,13,303600) (complement has $\lambda=1003904$)
derived from number 19
design of number 122 with respect to smaller t

22: 22 4-(28,14,455400) (complement has $\lambda=1505856$)
residual design of number 19
derived from number 20
Tran van Trung construction with supplementary design for design number 126
design of number 131 with respect to smaller t

23: 23 4-(28,15,579600) (complement has $\lambda=1916544$)
residual design of number 20

24: 24 5-(30,9,3450) (complement has $\lambda=9200$)
TvT: 5-(29,8,552) $\cup$ 5-(29,9,2898)
design of number 34 with respect to smaller t
derived from number 37

25: 25 4-(29,9,14490) (complement has $\lambda=38640$)
residual design of number 24
design of number 35 with respect to smaller t
derived from number 38

26: 26 5-(31,10,17940) (complement has $\lambda=47840$)
TvT: 5-(30,9,3450) $\cup$ 5-(30,10,14490)
design of number 37 with respect to smaller t

27: 27 4-(30,10,62790) (complement has $\lambda=167440$)
residual design of number 26
design of number 38 with respect to smaller t

28: 28 6-(29,8,69) (complement has $\lambda=184$)
TvT: 6-(28,7,6) $\cup$ 6-(28,8,63)

29: 29 5-(28,7,69) (complement has $\lambda=184$)
derived from number 28
design of number 44 with respect to smaller t

30: 30 5-(28,8,483) (complement has $\lambda=1288$)
residual design of number 28
Bluskov
design of number 7050 with respect to smaller t
derived from number 7371

31: 31 4-(27,6,69) (complement has $\lambda=184$)
derived from number 29
design of number 45 with respect to smaller t

32: 32 4-(27,7,483) (complement has $\lambda=1288$)
residual design of number 29
derived from number 30
design of number 46 with respect to smaller t

33: 33 4-(27,8,2415) (complement has $\lambda=6440$)
residual design of number 30
derived from number 4470
design of number 7051 with respect to smaller t

34: 34 6-(30,9,552) (complement has $\lambda=1472$)
TvT: 6-(29,8,69) $\cup$ 6-(29,9,483)

35: 35 5-(29,9,2898) (complement has $\lambda=7728$)
residual design of number 34
derived from number 4192
design of number 7371 with respect to smaller t

36: 36 4-(28,9,11592) (complement has $\lambda=30912$)
residual design of number 35
derived from number 4193
design of number 4470 with respect to smaller t

37: 37 6-(31,10,3450) (complement has $\lambda=9200$)
TvT: 6-(30,9,552) $\cup$ 6-(30,10,2898)

38: 38 5-(30,10,14490) (complement has $\lambda=38640$)
residual design of number 37
design of number 4192 with respect to smaller t
TvT: 5-(29,9,2898) $\cup$ 5-(29,10,11592)

39: 39 4-(29,10,48300) (complement has $\lambda=128800$)
residual design of number 38
design of number 4193 with respect to smaller t

40: 40 5-(29,8,368) (complement has $\lambda=1656$)
TvT: 5-(28,7,46) $\cup$ 5-(28,8,322)

41: 41 4-(28,8,1932) (complement has $\lambda=8694$)
residual design of number 40
design of number 4401 with respect to smaller t
derived from number 7344

42: 42 5-(30,9,2300) (complement has $\lambda=10350$)
TvT: 5-(29,8,368) $\cup$ 5-(29,9,1932)

43: 43 4-(29,9,9660) (complement has $\lambda=43470$)
residual design of number 42
design of number 7344 with respect to smaller t

44: 44 6-(28,7,6) (complement has $\lambda=16$)
$PSU(3,9)$ $\ge $ 10 isomorphism types

45: 45 5-(27,6,6) (complement has $\lambda=16$)
derived from number 44

46: 46 5-(27,7,63) (complement has $\lambda=168$)
residual design of number 44
derived from number 7050

47: 47 4-(26,5,6) (complement has $\lambda=16$)
derived from number 45

48: 48 4-(26,6,63) (complement has $\lambda=168$)
residual design of number 45
derived from number 46

49: 49 4-(26,7,420) (complement has $\lambda=1120$)
residual design of number 46
derived from number 7051

50: 50 5-(28,6,5) (complement has $\lambda=18$)
$PSU(3,9)$ 5724 isomorphism types
$PSL(2,27)$ \cite{KreherRadziszowski87a}

51: 51 4-(28,6,60) (complement has $\lambda=216$)
design of number 50 with respect to smaller t

52: 52 4-(27,5,5) (complement has $\lambda=18$)
derived from number 50

53: 53 4-(27,6,55) (complement has $\lambda=198$)
residual design of number 50

54: 54 5-(28,6,6) (complement has $\lambda=17$)
$PSU(3,9)$ 5290 isomorphism types
$PSL(2,27)$ \cite{KreherRadziszowski87a}

55: 55 4-(28,6,72) (complement has $\lambda=204$)
design of number 54 with respect to smaller t

56: 56 4-(27,5,6) (complement has $\lambda=17$)
derived from number 54

57: 57 4-(27,6,66) (complement has $\lambda=187$)
residual design of number 54

58: 58 5-(28,6,8) (complement has $\lambda=15$)
$PSU(3,9)$ many isomorphism types
$PSL(2,27)$ \cite{KreherRadziszowski87a}

59: 59 4-(28,6,96) (complement has $\lambda=180$)
design of number 58 with respect to smaller t

60: 60 4-(27,5,8) (complement has $\lambda=15$)
derived from number 58

61: 61 4-(27,6,88) (complement has $\lambda=165$)
residual design of number 58

62: 62 5-(28,6,9) (complement has $\lambda=14$)
$PSU(3,9)$ many isomorphism types
$PSL(2,27)$ \cite{KreherRadziszowski87a}

63: 63 4-(28,6,108) (complement has $\lambda=168$)
design of number 62 with respect to smaller t
derived from number 4764

64: 64 4-(27,5,9) (complement has $\lambda=14$)
derived from number 62

65: 65 4-(27,6,99) (complement has $\lambda=154$)
residual design of number 62
derived from number 7302

66: 66 5-(28,6,11) (complement has $\lambda=12$)
$PSU(3,9)$ many isomorphism types
$PSL(2,27)$ \cite{KreherRadziszowski87a}

67: 67 4-(28,6,132) (complement has $\lambda=144$)
design of number 66 with respect to smaller t

68: 68 4-(27,5,11) (complement has $\lambda=12$)
derived from number 66

69: 69 4-(27,6,121) (complement has $\lambda=132$)
residual design of number 66

70: 70 4-(26,5,4) (complement has $\lambda=18$)
$Hol(C_{26})$ many isomorphism types
derived from number 72

71: 71 4-(26,5,10) (complement has $\lambda=12$)
$Hol(C_{26})$ many isomorphism types

72: 72 5-(27,6,4) (complement has $\lambda=18$)
$ASL(3,3)^{13}$ NOT SIMPLE! 1 orbit twice

73: 73 4-(26,6,42) (complement has $\lambda=189$)
residual design of number 72
derived from number 7046

74: 74 5-(64,6,3) (complement has $\lambda=56$)
$A\Gamma L(2,8)$ 190 isomorphism types

75: 75 4-(64,6,90) (complement has $\lambda=1680$)
design of number 74 with respect to smaller t

76: 76 4-(63,5,3) (complement has $\lambda=56$)
derived from number 74

77: 77 4-(63,6,87) (complement has $\lambda=1624$)
residual design of number 74

78: 78 5-(64,6,11) (complement has $\lambda=48$)
$ASL(3,4)$ 8 isomorphism types
$ASL(3,4)$ 48 solutions, 18 isomorphism types
$ASL(3,4)$ 48 solutions

79: 79 4-(64,6,330) (complement has $\lambda=1440$)
design of number 78 with respect to smaller t

80: 80 4-(63,5,11) (complement has $\lambda=48$)
derived from number 78

81: 81 4-(63,6,319) (complement has $\lambda=1392$)
residual design of number 78

82: 82 5-(64,7,72) (complement has $\lambda=1639$)
$ASL(3,4)$
$A\Sigma L(3,4)$ many solutions

83: 83 4-(64,7,1440) (complement has $\lambda=32780$)
design of number 82 with respect to smaller t

84: 84 4-(63,6,72) (complement has $\lambda=1639$)
derived from number 82

85: 85 4-(63,7,1368) (complement has $\lambda=31141$)
residual design of number 82

86: 86 5-(42,7,306) (complement has $\lambda=360$)
$PSL(3,4) \times C_2$ 3 solutions

87: 87 4-(42,7,3876) (complement has $\lambda=4560$)
design of number 86 with respect to smaller t

88: 88 4-(41,6,306) (complement has $\lambda=360$)
derived from number 86

89: 89 4-(41,7,3570) (complement has $\lambda=4200$)
residual design of number 86

90: 90 4-(81,5,5) (complement has $\lambda=72$)
$ASL(4,3)$ #4-sets = # blocks

91: 91 4-(81,6,36) (complement has $\lambda=2890$)
$ASL(4,3)$

92: 92 4-(21,10,336) (complement has $\lambda=12040$)
$PSL(3,4)$ 3 isomorphism types
derived from number 95
PSL(3,4)

93: 93 4-(21,11,528) (complement has $\lambda=18920$)
supplementary design of number 92
residual design of number 95

94: 94 4-(22,11,864) (complement has $\lambda=30960$)
Tran van Trung construction with supplementary design for design number 92
design of number 95 with respect to smaller t

95: 95 5-(22,11,336) (complement has $\lambda=12040$)
Alltop construction for design number 92
$PSL(3,4)+$ 3 isomorphism types
\cite{Kreher95}
PSL(3,4)+ Alltop construction from 4-(21,10,336)

96: 96 4-(21,10,448) (complement has $\lambda=11928$)
$PSL(3,4)$ 1 isomorphism type
derived from number 99
PSL(3,4)

97: 97 4-(21,11,704) (complement has $\lambda=18744$)
supplementary design of number 96
residual design of number 99

98: 98 4-(22,11,1152) (complement has $\lambda=30672$)
Tran van Trung construction with supplementary design for design number 96
design of number 99 with respect to smaller t

99: 99 5-(22,11,448) (complement has $\lambda=11928$)
Alltop construction for design number 96
\cite{Kreher95} $PSL(3,4)+$ 1 isomorphism type, Alltop construction from 4-(21,10,448)

100: 100 3-(64,4,1) (complement has $\lambda=60$)
$SL(3,4)$ 1 isomorphism type

101: 101 6-(27,13,57960) (complement has $\lambda=58320$)
$Sp(6,2)_1$
derived from number 107
design of number 8808 with respect to smaller t
residual design of number 8925

102: 102 6-(27,14,101430) (complement has $\lambda=102060$)
supplementary design of number 101
residual design of number 107
design of number 8809 with respect to smaller t

103: 103 5-(27,13,159390) (complement has $\lambda=160380$)
design of number 101 with respect to smaller t
derived from number 106
residual design of number 7025

104: 104 5-(26,12,57960) (complement has $\lambda=58320$)
derived from number 101
residual design of number 6634
design of number 7979 with respect to smaller t

105: 105 5-(26,13,101430) (complement has $\lambda=102060$)
residual design of number 101
derived from number 102
Alltop construction for design number 115
Tran van Trung construction with supplementary design for design number 7983
design of number 7988 with respect to smaller t

106: 106 6-(28,14,159390) (complement has $\lambda=160380$)
Tran van Trung construction with supplementary design for design number 101
design of number 107 with respect to smaller t
residual design of number 9266
derived from number 9267

107: 107 7-(28,14,57960) (complement has $\lambda=58320$)
Alltop construction for design number 101
Tran van Trung construction with supplementary design for design number 8808
$Sp(6,2)$

108: 108 5-(27,14,247940) (complement has $\lambda=249480$)
design of number 102 with respect to smaller t
supplementary design of number 103
residual design of number 106
derived from number 9268

109: 109 5-(26,14,146510) (complement has $\lambda=147420$)
residual design of number 102
design of number 8810 with respect to smaller t

110: 110 4-(27,13,407330) (complement has $\lambda=409860$)
design of number 103 with respect to smaller t
derived from number 113
residual design of number 4312

111: 111 4-(26,12,159390) (complement has $\lambda=160380$)
derived from number 103
design of number 104 with respect to smaller t
residual design of number 4024

112: 112 4-(26,13,247940) (complement has $\lambda=249480$)
residual design of number 103
design of number 105 with respect to smaller t
derived from number 108
Tran van Trung construction with supplementary design for design number 115

113: 113 5-(28,14,407330) (complement has $\lambda=409860$)
Tran van Trung construction with supplementary design for design number 103
design of number 106 with respect to smaller t
Alltop construction for design number 110
residual design of number 7146
derived from number 7147

114: 114 4-(25,11,57960) (complement has $\lambda=58320$)
derived from number 104
residual design of number 3929
design of number 7982 with respect to smaller t

115: 115 4-(25,12,101430) (complement has $\lambda=102060$)
residual design of number 104
derived from number 105
design of number 7983 with respect to smaller t

116: 116 4-(25,13,146510) (complement has $\lambda=147420$)
residual design of number 105
derived from number 109
supplementary design of number 115
design of number 7991 with respect to smaller t

117: 117 4-(27,14,570262) (complement has $\lambda=573804$)
design of number 108 with respect to smaller t
supplementary design of number 110
residual design of number 113
derived from number 7150

118: 118 4-(26,14,322322) (complement has $\lambda=324324$)
residual design of number 108
design of number 109 with respect to smaller t
derived from number 9269

119: 119 4-(25,14,175812) (complement has $\lambda=176904$)
residual design of number 109
design of number 8811 with respect to smaller t

120: 120 4-(28,14,977592) (complement has $\lambda=983664$)
Tran van Trung construction with supplementary design for design number 110
design of number 113 with respect to smaller t
residual design of number 4757
derived from number 4758

121: 121 6-(28,13,39600) (complement has $\lambda=130944$)
$Sp(6,2)$

122: 122 5-(28,13,113850) (complement has $\lambda=376464$)
design of number 121 with respect to smaller t

123: 123 5-(27,12,39600) (complement has $\lambda=130944$)
derived from number 121

124: 124 5-(27,13,74250) (complement has $\lambda=245520$)
residual design of number 121

125: 125 4-(27,12,113850) (complement has $\lambda=376464$)
derived from number 122
design of number 123 with respect to smaller t

126: 126 4-(27,13,189750) (complement has $\lambda=627440$)
residual design of number 122
design of number 124 with respect to smaller t
derived from number 131

127: 127 4-(26,11,39600) (complement has $\lambda=130944$)
derived from number 123

128: 128 4-(26,12,74250) (complement has $\lambda=245520$)
residual design of number 123
derived from number 124

129: 129 5-(27,14,115500) (complement has $\lambda=381920$)
supplementary design of number 124

130: 130 4-(26,13,115500) (complement has $\lambda=381920$)
residual design of number 124
derived from number 129

131: 131 5-(28,14,189750) (complement has $\lambda=627440$)
Tran van Trung construction with supplementary design for design number 124
Alltop construction for design number 126

132: 132 4-(27,14,265650) (complement has $\lambda=878416$)
supplementary design of number 126
design of number 129 with respect to smaller t
residual design of number 131

133: 133 4-(26,14,150150) (complement has $\lambda=496496$)
residual design of number 129

134: 134 6-(28,13,47520) (complement has $\lambda=123024$)
$Sp(6,2)$
design of number 8852 with respect to smaller t
derived from number 9221

135: 135 5-(28,13,136620) (complement has $\lambda=353694$)
design of number 134 with respect to smaller t
residual design of number 7079
derived from number 7086

136: 136 5-(27,12,47520) (complement has $\lambda=123024$)
derived from number 134
residual design of number 7005
design of number 8853 with respect to smaller t

137: 137 5-(27,13,89100) (complement has $\lambda=230670$)
residual design of number 134
design of number 6770 with respect to smaller t
derived from number 6774

138: 138 4-(28,13,364320) (complement has $\lambda=943184$)
design of number 135 with respect to smaller t
residual design of number 4526
derived from number 4609

139: 139 4-(27,12,136620) (complement has $\lambda=353694$)
derived from number 135
design of number 136 with respect to smaller t
residual design of number 4230

140: 140 4-(27,13,227700) (complement has $\lambda=589490$)
residual design of number 135
design of number 137 with respect to smaller t
derived from number 145

141: 141 4-(26,11,47520) (complement has $\lambda=123024$)
derived from number 136
residual design of number 6401
design of number 6403 with respect to smaller t

142: 142 4-(26,12,89100) (complement has $\lambda=230670$)
residual design of number 136
derived from number 137
design of number 6772 with respect to smaller t

143: 143 5-(27,14,138600) (complement has $\lambda=358820$)
supplementary design of number 137
design of number 6771 with respect to smaller t
residual design of number 6774
derived from number 9223

144: 144 4-(26,13,138600) (complement has $\lambda=358820$)
residual design of number 137
derived from number 143
design of number 6773 with respect to smaller t
Tran van Trung construction with supplementary design for design number 6777

145: 145 5-(28,14,227700) (complement has $\lambda=589490$)
Tran van Trung construction with supplementary design for design number 137
Alltop construction for design number 140
design of number 6774 with respect to smaller t
residual design of number 7086
derived from number 7087

146: 146 4-(27,14,318780) (complement has $\lambda=825286$)
supplementary design of number 140
design of number 143 with respect to smaller t
residual design of number 145
derived from number 7090

147: 147 4-(28,14,546480) (complement has $\lambda=1414776$)
Tran van Trung construction with supplementary design for design number 140
design of number 145 with respect to smaller t
residual design of number 4609
derived from number 4610

148: 148 4-(26,14,180180) (complement has $\lambda=466466$)
residual design of number 143
design of number 6776 with respect to smaller t
derived from number 9224

149: 149 6-(28,13,59664) (complement has $\lambda=110880$)
$Sp(6,2)$
design of number 8871 with respect to smaller t
derived from number 9231

150: 150 5-(28,13,171534) (complement has $\lambda=318780$)
design of number 149 with respect to smaller t
derived from number 7098

151: 151 5-(27,12,59664) (complement has $\lambda=110880$)
derived from number 149
design of number 8872 with respect to smaller t

152: 152 5-(27,13,111870) (complement has $\lambda=207900$)
residual design of number 149
design of number 8873 with respect to smaller t
derived from number 8876

153: 153 4-(28,13,457424) (complement has $\lambda=850080$)
design of number 150 with respect to smaller t
derived from number 4659

154: 154 4-(27,12,171534) (complement has $\lambda=318780$)
derived from number 150
design of number 151 with respect to smaller t

155: 155 4-(27,13,285890) (complement has $\lambda=531300$)
residual design of number 150
design of number 152 with respect to smaller t
derived from number 160

156: 156 4-(26,11,59664) (complement has $\lambda=110880$)
derived from number 151
design of number 7922 with respect to smaller t

157: 157 4-(26,12,111870) (complement has $\lambda=207900$)
residual design of number 151
derived from number 152
design of number 8874 with respect to smaller t

158: 158 5-(27,14,174020) (complement has $\lambda=323400$)
supplementary design of number 152
design of number 8875 with respect to smaller t
residual design of number 8876
derived from number 9233

159: 159 4-(26,13,174020) (complement has $\lambda=323400$)
residual design of number 152
derived from number 158
Tran van Trung construction with supplementary design for design number 705
design of number 708 with respect to smaller t

160: 160 5-(28,14,285890) (complement has $\lambda=531300$)
Tran van Trung construction with supplementary design for design number 152
Alltop construction for design number 155
residual design of number 7098
derived from number 7099
design of number 8876 with respect to smaller t

161: 161 4-(27,14,400246) (complement has $\lambda=743820$)
supplementary design of number 155
design of number 158 with respect to smaller t
residual design of number 160
derived from number 7102

162: 162 4-(28,14,686136) (complement has $\lambda=1275120$)
Tran van Trung construction with supplementary design for design number 155
design of number 160 with respect to smaller t
residual design of number 4659
derived from number 4660

163: 163 4-(26,14,226226) (complement has $\lambda=420420$)
residual design of number 158
design of number 8878 with respect to smaller t
derived from number 9234

164: 164 6-(28,13,63360) (complement has $\lambda=107184$)
$Sp(6,2)$
design of number 8880 with respect to smaller t
derived from number 9236

165: 165 5-(28,13,182160) (complement has $\lambda=308154$)
design of number 164 with respect to smaller t
derived from number 7104

166: 166 5-(27,12,63360) (complement has $\lambda=107184$)
derived from number 164
design of number 8881 with respect to smaller t

167: 167 5-(27,13,118800) (complement has $\lambda=200970$)
residual design of number 164
design of number 8882 with respect to smaller t
derived from number 8887

168: 168 4-(28,13,485760) (complement has $\lambda=821744$)
design of number 165 with respect to smaller t
derived from number 4680

169: 169 4-(27,12,182160) (complement has $\lambda=308154$)
derived from number 165
design of number 166 with respect to smaller t

170: 170 4-(27,13,303600) (complement has $\lambda=513590$)
residual design of number 165
design of number 167 with respect to smaller t
derived from number 175

171: 171 4-(26,11,63360) (complement has $\lambda=107184$)
derived from number 166
design of number 8883 with respect to smaller t

172: 172 4-(26,12,118800) (complement has $\lambda=200970$)
residual design of number 166
derived from number 167
design of number 8884 with respect to smaller t

173: 173 5-(27,14,184800) (complement has $\lambda=312620$)
supplementary design of number 167
design of number 8885 with respect to smaller t
residual design of number 8887
derived from number 9238

174: 174 4-(26,13,184800) (complement has $\lambda=312620$)
residual design of number 167
derived from number 173
design of number 8886 with respect to smaller t
Tran van Trung construction with supplementary design for design number 8891

175: 175 5-(28,14,303600) (complement has $\lambda=513590$)
Tran van Trung construction with supplementary design for design number 167
Alltop construction for design number 170
residual design of number 7104
derived from number 7105
design of number 8887 with respect to smaller t

176: 176 4-(27,14,425040) (complement has $\lambda=719026$)
supplementary design of number 170
design of number 173 with respect to smaller t
residual design of number 175
derived from number 7108

177: 177 4-(28,14,728640) (complement has $\lambda=1232616$)
Tran van Trung construction with supplementary design for design number 170
design of number 175 with respect to smaller t
residual design of number 4680
derived from number 4681

178: 178 4-(26,14,240240) (complement has $\lambda=406406$)
residual design of number 173
design of number 8892 with respect to smaller t
derived from number 9239

179: 179 6-(28,13,67584) (complement has $\lambda=102960$)
$Sp(6,2)$
design of number 8895 with respect to smaller t
derived from number 9241
residual design of number 11562

180: 180 5-(28,13,194304) (complement has $\lambda=296010$)
design of number 179 with respect to smaller t
residual design of number 7085
derived from number 7110

181: 181 5-(27,12,67584) (complement has $\lambda=102960$)
derived from number 179
residual design of number 7011
design of number 8896 with respect to smaller t

182: 182 5-(27,13,126720) (complement has $\lambda=193050$)
residual design of number 179
design of number 8897 with respect to smaller t
derived from number 8900

183: 183 4-(28,13,518144) (complement has $\lambda=789360$)
design of number 180 with respect to smaller t
residual design of number 4543
derived from number 4687

184: 184 4-(27,12,194304) (complement has $\lambda=296010$)
derived from number 180
design of number 181 with respect to smaller t
residual design of number 4255

185: 185 4-(27,13,323840) (complement has $\lambda=493350$)
residual design of number 180
design of number 182 with respect to smaller t
derived from number 190

186: 186 4-(26,11,67584) (complement has $\lambda=102960$)
derived from number 181
residual design of number 6487
design of number 6489 with respect to smaller t

187: 187 4-(26,12,126720) (complement has $\lambda=193050$)
residual design of number 181
derived from number 182
design of number 8898 with respect to smaller t

188: 188 5-(27,14,197120) (complement has $\lambda=300300$)
supplementary design of number 182
design of number 8899 with respect to smaller t
residual design of number 8900
derived from number 9243

189: 189 4-(26,13,197120) (complement has $\lambda=300300$)
residual design of number 182
derived from number 188
Tran van Trung construction with supplementary design for design number 823
design of number 826 with respect to smaller t

190: 190 5-(28,14,323840) (complement has $\lambda=493350$)
Tran van Trung construction with supplementary design for design number 182
Alltop construction for design number 185
residual design of number 7110
derived from number 7111
design of number 8900 with respect to smaller t

191: 191 4-(27,14,453376) (complement has $\lambda=690690$)
supplementary design of number 185
design of number 188 with respect to smaller t
residual design of number 190
derived from number 7114

192: 192 4-(28,14,777216) (complement has $\lambda=1184040$)
Tran van Trung construction with supplementary design for design number 185
design of number 190 with respect to smaller t
residual design of number 4687
derived from number 4688

193: 193 4-(26,14,256256) (complement has $\lambda=390390$)
residual design of number 188
design of number 8902 with respect to smaller t
derived from number 9244

194: 194 6-(28,13,71280) (complement has $\lambda=99264$)
$Sp(6,2)$
design of number 8904 with respect to smaller t
residual design of number 9214
derived from number 9246

195: 195 5-(28,13,204930) (complement has $\lambda=285384$)
design of number 194 with respect to smaller t
residual design of number 7076
derived from number 7122

196: 196 5-(27,12,71280) (complement has $\lambda=99264$)
derived from number 194
design of number 6624 with respect to smaller t
residual design of number 7012

197: 197 5-(27,13,133650) (complement has $\lambda=186120$)
residual design of number 194
design of number 8905 with respect to smaller t
derived from number 8907

198: 198 4-(28,13,546480) (complement has $\lambda=761024$)
design of number 195 with respect to smaller t
residual design of number 4547
derived from number 4708

199: 199 4-(27,12,204930) (complement has $\lambda=285384$)
derived from number 195
design of number 196 with respect to smaller t
residual design of number 4211

200: 200 4-(27,13,341550) (complement has $\lambda=475640$)
residual design of number 195
design of number 197 with respect to smaller t
derived from number 205

201: 201 4-(26,11,71280) (complement has $\lambda=99264$)
derived from number 196
residual design of number 6502
design of number 6504 with respect to smaller t

202: 202 4-(26,12,133650) (complement has $\lambda=186120$)
residual design of number 196
derived from number 197
design of number 6625 with respect to smaller t

203: 203 5-(27,14,207900) (complement has $\lambda=289520$)
supplementary design of number 197
design of number 8906 with respect to smaller t
residual design of number 8907
derived from number 9248

204: 204 4-(26,13,207900) (complement has $\lambda=289520$)
residual design of number 197
derived from number 203
Tran van Trung construction with supplementary design for design number 6626
design of number 6628 with respect to smaller t

205: 205 5-(28,14,341550) (complement has $\lambda=475640$)
Tran van Trung construction with supplementary design for design number 197
Alltop construction for design number 200
residual design of number 7122
derived from number 7123
design of number 8907 with respect to smaller t

206: 206 4-(27,14,478170) (complement has $\lambda=665896$)
supplementary design of number 200
design of number 203 with respect to smaller t
residual design of number 205
derived from number 7126

207: 207 4-(28,14,819720) (complement has $\lambda=1141536$)
Tran van Trung construction with supplementary design for design number 200
design of number 205 with respect to smaller t
residual design of number 4708
derived from number 4709

208: 208 4-(26,14,270270) (complement has $\lambda=376376$)
residual design of number 203
design of number 8909 with respect to smaller t
derived from number 9249

209: 209 6-(28,13,79200) (complement has $\lambda=91344$)
$Sp(6,2)$
design of number 8912 with respect to smaller t
derived from number 9256

210: 210 5-(28,13,227700) (complement has $\lambda=262614$)
design of number 209 with respect to smaller t
derived from number 7134
residual design of number 11300

211: 211 5-(27,12,79200) (complement has $\lambda=91344$)
derived from number 209
design of number 8913 with respect to smaller t
residual design of number 11295

212: 212 5-(27,13,148500) (complement has $\lambda=171270$)
residual design of number 209
design of number 8914 with respect to smaller t
derived from number 8918

213: 213 4-(28,13,607200) (complement has $\lambda=700304$)
design of number 210 with respect to smaller t
derived from number 4722
residual design of number 11255

214: 214 4-(27,12,227700) (complement has $\lambda=262614$)
derived from number 210
design of number 211 with respect to smaller t
residual design of number 11237

215: 215 4-(27,13,379500) (complement has $\lambda=437690$)
residual design of number 210
design of number 212 with respect to smaller t
derived from number 220

216: 216 4-(26,11,79200) (complement has $\lambda=91344$)
derived from number 211
residual design of number 8549
design of number 8551 with respect to smaller t

217: 217 4-(26,12,148500) (complement has $\lambda=171270$)
residual design of number 211
derived from number 212
design of number 8915 with respect to smaller t

218: 218 5-(27,14,231000) (complement has $\lambda=266420$)
supplementary design of number 212
design of number 8916 with respect to smaller t
residual design of number 8918
derived from number 9258

219: 219 4-(26,13,231000) (complement has $\lambda=266420$)
residual design of number 212
derived from number 218
design of number 8917 with respect to smaller t
Tran van Trung construction with supplementary design for design number 8920

220: 220 5-(28,14,379500) (complement has $\lambda=437690$)
Tran van Trung construction with supplementary design for design number 212
Alltop construction for design number 215
residual design of number 7134
derived from number 7135
design of number 8918 with respect to smaller t

221: 221 4-(27,14,531300) (complement has $\lambda=612766$)
supplementary design of number 215
design of number 218 with respect to smaller t
residual design of number 220
derived from number 7138

222: 222 4-(28,14,910800) (complement has $\lambda=1050456$)
Tran van Trung construction with supplementary design for design number 215
design of number 220 with respect to smaller t
residual design of number 4722
derived from number 4723

223: 223 4-(26,14,300300) (complement has $\lambda=346346$)
residual design of number 218
design of number 8921 with respect to smaller t
derived from number 9259

224: 224 6-(28,13,83424) (complement has $\lambda=87120$)
$Sp(6,2)$
TvT: 6-(27,12,26544) $\cup$ 6-(27,13,56880)
design of number 8924 with respect to smaller t
derived from number 9261

225: 225 5-(28,13,239844) (complement has $\lambda=250470$)
design of number 224 with respect to smaller t
derived from number 7140

226: 226 5-(27,12,83424) (complement has $\lambda=87120$)
derived from number 224
design of number 6631 with respect to smaller t

227: 227 5-(27,13,156420) (complement has $\lambda=163350$)
residual design of number 224
design of number 6825 with respect to smaller t
derived from number 6827

228: 228 4-(28,13,639584) (complement has $\lambda=667920$)
design of number 225 with respect to smaller t
derived from number 4750

229: 229 4-(27,12,239844) (complement has $\lambda=250470$)
derived from number 225
design of number 226 with respect to smaller t

230: 230 4-(27,13,399740) (complement has $\lambda=417450$)
residual design of number 225
design of number 227 with respect to smaller t
derived from number 235

231: 231 4-(26,11,83424) (complement has $\lambda=87120$)
derived from number 226
design of number 6632 with respect to smaller t

232: 232 4-(26,12,156420) (complement has $\lambda=163350$)
residual design of number 226
derived from number 227
design of number 6291 with respect to smaller t

233: 233 5-(27,14,243320) (complement has $\lambda=254100$)
supplementary design of number 227
design of number 6826 with respect to smaller t
residual design of number 6827
derived from number 9263

234: 234 4-(26,13,243320) (complement has $\lambda=254100$)
residual design of number 227
derived from number 233
Tran van Trung construction with supplementary design for design number 6221
design of number 6224 with respect to smaller t

235: 235 5-(28,14,399740) (complement has $\lambda=417450$)
Tran van Trung construction with supplementary design for design number 227
Alltop construction for design number 230
design of number 6827 with respect to smaller t
residual design of number 7140
derived from number 7141

236: 236 4-(27,14,559636) (complement has $\lambda=584430$)
supplementary design of number 230
design of number 233 with respect to smaller t
residual design of number 235
derived from number 7144

237: 237 4-(28,14,959376) (complement has $\lambda=1001880$)
Tran van Trung construction with supplementary design for design number 230
design of number 235 with respect to smaller t
residual design of number 4750
derived from number 4751

238: 238 4-(26,14,316316) (complement has $\lambda=330330$)
residual design of number 233
design of number 6829 with respect to smaller t
derived from number 9264

239: 239 5-(27,9,1645) (complement has $\lambda=5670$)
$ASL(3,3)^{13}$

240: 240 4-(27,9,7567) (complement has $\lambda=26082$)
design of number 239 with respect to smaller t

241: 241 4-(26,8,1645) (complement has $\lambda=5670$)
derived from number 239

242: 242 4-(26,9,5922) (complement has $\lambda=20412$)
residual design of number 239

243: 243 6-(27,10,945) (complement has $\lambda=5040$)
$ASL(3,3)^{13}$
TvT: 6-(26,9,180) $\cup$ 6-(26,10,765)

244: 244 5-(27,10,4158) (complement has $\lambda=22176$)
design of number 243 with respect to smaller t
TvT: 5-(26,9,945) $\cup$ 5-(26,10,3213)
derived from number 11288

245: 245 5-(26,9,945) (complement has $\lambda=5040$)
derived from number 243
$PGL(2,25)$
design of number 6301 with respect to smaller t

246: 246 5-(26,10,3213) (complement has $\lambda=17136$)
residual design of number 243
derived from number 8046
design of number 8047 with respect to smaller t

247: 247 4-(27,10,15939) (complement has $\lambda=85008$)
design of number 244 with respect to smaller t
derived from number 11229
TvT: 4-(26,9,4158) $\cup$ 4-(26,10,11781)
residual design of number 11356

248: 248 4-(26,9,4158) (complement has $\lambda=22176$)
derived from number 244
design of number 245 with respect to smaller t
residual design of number 4133

249: 249 4-(26,10,11781) (complement has $\lambda=62832$)
residual design of number 244
design of number 246 with respect to smaller t
derived from number 8049

250: 250 4-(25,8,945) (complement has $\lambda=5040$)
derived from number 245
residual design of number 3956
design of number 6302 with respect to smaller t

251: 251 4-(25,9,3213) (complement has $\lambda=17136$)
residual design of number 245
derived from number 246
design of number 6303 with respect to smaller t

252: 252 4-(25,10,8568) (complement has $\lambda=45696$)
residual design of number 246
derived from number 8050
design of number 8051 with respect to smaller t

253: 253 6-(27,10,2205) (complement has $\lambda=3780$)
$ASL(3,3)^{13}$
TvT: 6-(26,9,420) $\cup$ 6-(26,10,1785)
\cite{Sebille98} $AGL(3,3)$

254: 254 5-(27,10,9702) (complement has $\lambda=16632$)
design of number 253 with respect to smaller t
TvT: 5-(26,9,2205) $\cup$ 5-(26,10,7497)
residual design of number 6892
derived from number 7003

255: 255 5-(26,9,2205) (complement has $\lambda=3780$)
derived from number 253
$PGL(2,25)$
design of number 6314 with respect to smaller t
residual design of number 6831

256: 256 5-(26,10,7497) (complement has $\lambda=12852$)
residual design of number 253
derived from number 6472
design of number 8408 with respect to smaller t

257: 257 4-(27,10,37191) (complement has $\lambda=63756$)
design of number 254 with respect to smaller t
residual design of number 4144
derived from number 4205

258: 258 4-(26,9,9702) (complement has $\lambda=16632$)
derived from number 254
design of number 255 with respect to smaller t
residual design of number 4137

259: 259 4-(26,10,27489) (complement has $\lambda=47124$)
residual design of number 254
design of number 256 with respect to smaller t
derived from number 6473

260: 260 4-(25,8,2205) (complement has $\lambda=3780$)
derived from number 255
design of number 6266 with respect to smaller t
residual design of number 6298

261: 261 4-(25,9,7497) (complement has $\lambda=12852$)
residual design of number 255
derived from number 256
design of number 6315 with respect to smaller t

262: 262 4-(25,10,19992) (complement has $\lambda=34272$)
residual design of number 256
derived from number 6474
design of number 8410 with respect to smaller t

263: 263 6-(27,10,2835) (complement has $\lambda=3150$)
$ASL(3,3)^{13}$
design of number 273 with respect to smaller t
\cite{Sebille98} $AGL(3,3)$
residual design of number 8817
derived from number 8824

264: 264 5-(27,10,12474) (complement has $\lambda=13860$)
design of number 263 with respect to smaller t
residual design of number 8818
derived from number 8825

265: 265 5-(26,9,2835) (complement has $\lambda=3150$)
derived from number 263
design of number 274 with respect to smaller t
$PGL(2,25)$
residual design of number 8819

266: 266 5-(26,10,9639) (complement has $\lambda=10710$)
residual design of number 263
design of number 275 with respect to smaller t
derived from number 6549

267: 267 4-(27,10,47817) (complement has $\lambda=53130$)
design of number 264 with respect to smaller t
residual design of number 8820
derived from number 8826

268: 268 4-(26,9,12474) (complement has $\lambda=13860$)
derived from number 264
design of number 265 with respect to smaller t
residual design of number 8821

269: 269 4-(26,10,35343) (complement has $\lambda=39270$)
residual design of number 264
design of number 266 with respect to smaller t
derived from number 6550

270: 270 4-(25,8,2835) (complement has $\lambda=3150$)
derived from number 265
design of number 276 with respect to smaller t
residual design of number 3971

271: 271 4-(25,9,9639) (complement has $\lambda=10710$)
residual design of number 265
derived from number 266
design of number 277 with respect to smaller t

272: 272 4-(25,10,25704) (complement has $\lambda=28560$)
residual design of number 266
design of number 278 with respect to smaller t
derived from number 6551

273: 273 7-(27,10,540) (complement has $\lambda=600$)
$ASL(3,3)^{13}$
$P\Gamma L(2,25)+$ \cite{Bettenetal97b}

274: 274 6-(26,9,540) (complement has $\lambda=600$)
derived from number 273
$PSL(2,25)$
design of number 8007 with respect to smaller t

275: 275 6-(26,10,2295) (complement has $\lambda=2550$)
residual design of number 273
derived from number 8565

276: 276 5-(25,8,540) (complement has $\lambda=600$)
derived from number 274
design of number 6273 with respect to smaller t

277: 277 5-(25,9,2295) (complement has $\lambda=2550$)
residual design of number 274
derived from number 275
design of number 8008 with respect to smaller t

278: 278 5-(25,10,7344) (complement has $\lambda=8160$)
residual design of number 275
derived from number 8566

279: 279 4-(24,7,540) (complement has $\lambda=600$)
derived from number 276
design of number 2879 with respect to smaller t
residual design of number 3857

280: 280 4-(24,8,2295) (complement has $\lambda=2550$)
residual design of number 276
derived from number 277
design of number 6274 with respect to smaller t

281: 281 4-(24,9,7344) (complement has $\lambda=8160$)
residual design of number 277
derived from number 278
design of number 3535 with respect to smaller t

282: 282 4-(24,10,18360) (complement has $\lambda=20400$)
residual design of number 278
derived from number 8567

283: 283 5-(49,7,294) (complement has $\lambda=652$)
$AGL(2,7)$

284: 284 4-(49,7,4410) (complement has $\lambda=9780$)
design of number 283 with respect to smaller t

285: 285 4-(48,6,294) (complement has $\lambda=652$)
derived from number 283

286: 286 4-(48,7,4116) (complement has $\lambda=9128$)
residual design of number 283

287: 287 5-(49,7,316) (complement has $\lambda=630$)
$AGL(2,7)$

288: 288 4-(49,7,4740) (complement has $\lambda=9450$)
design of number 287 with respect to smaller t

289: 289 4-(48,6,316) (complement has $\lambda=630$)
derived from number 287

290: 290 4-(48,7,4424) (complement has $\lambda=8820$)
residual design of number 287

291: 291 5-(66,6,21) (complement has $\lambda=40$)
$P\Gamma L(2,32)\times C_2$

292: 292 4-(66,6,651) (complement has $\lambda=1240$)
design of number 291 with respect to smaller t

293: 293 4-(65,5,21) (complement has $\lambda=40$)
derived from number 291

294: 294 4-(65,6,630) (complement has $\lambda=1200$)
residual design of number 291

295: 295 4-(11,5,1) (complement has $\lambda=6$)
\cite{Witt38}
derived from number 298

296: 296 4-(11,6,3) (complement has $\lambda=18$)
supplementary design of number 295
residual design of number 298

297: 297 4-(12,6,4) (complement has $\lambda=24$)
Tran van Trung construction with supplementary design for design number 295
design of number 298 with respect to smaller t

298: 298 5-(12,6,1) (complement has $\lambda=6$)
Alltop construction for design number 295
$Aut(Icosahedron)$ complementary design:5-(12,6,6) with #blocks = #5-subsets = 792
\cite{Witt38} $M_{12}$ (1 isom. type)

299: 299 4-(11,5,2) (complement has $\lambda=5$)
\cite{Kramer74}
derived from number 302

300: 300 4-(11,6,6) (complement has $\lambda=15$)
supplementary design of number 299
residual design of number 302

301: 301 4-(12,6,8) (complement has $\lambda=20$)
Tran van Trung construction with supplementary design for design number 299
design of number 302 with respect to smaller t

302: 302 5-(12,6,2) (complement has $\lambda=5$)
Alltop construction for design number 299
$Aut(Icosahedron)$, $PGL(2,11)$ supplementary design has same parameters
Alltop construction

303: 303 4-(11,5,3) (complement has $\lambda=4$)
\cite{Brouwer86}
derived from number 306

304: 304 4-(11,6,9) (complement has $\lambda=12$)
supplementary design of number 303
residual design of number 306

305: 305 4-(12,6,12) (complement has $\lambda=16$)
Tran van Trung construction with supplementary design for design number 303
design of number 306 with respect to smaller t

306: 306 5-(12,6,3) (complement has $\lambda=4$)
Alltop construction for design number 303
Alltop construction

307: 307 4-(15,7,20) (complement has $\lambda=145$)
$Hol(C_5)C_3$ Wassermann
derived from number 310

308: 308 4-(15,8,40) (complement has $\lambda=290$)
supplementary design of number 307
residual design of number 310

309: 309 4-(16,8,60) (complement has $\lambda=435$)
Tran van Trung construction with supplementary design for design number 307
design of number 310 with respect to smaller t

310: 310 5-(16,8,20) (complement has $\lambda=145$)
Alltop construction for design number 307
Alltop construction
Alltop construction

311: 311 4-(15,7,25) (complement has $\lambda=140$)
$Hol(C_5)C_3$ Wassermann
derived from number 314

312: 312 4-(15,8,50) (complement has $\lambda=280$)
supplementary design of number 311
residual design of number 314

313: 313 4-(16,8,75) (complement has $\lambda=420$)
Tran van Trung construction with supplementary design for design number 311
design of number 314 with respect to smaller t

314: 314 5-(16,8,25) (complement has $\lambda=140$)
Alltop construction for design number 311
Alltop construction
Alltop construction

315: 315 4-(15,7,30) (complement has $\lambda=135$)
Brouwer 1977/1986
derived from number 318

316: 316 4-(15,8,60) (complement has $\lambda=270$)
supplementary design of number 315
residual design of number 318

317: 317 4-(16,8,90) (complement has $\lambda=405$)
Tran van Trung construction with supplementary design for design number 315
design of number 318 with respect to smaller t

318: 318 5-(16,8,30) (complement has $\lambda=135$)
Alltop construction for design number 315
Alltop construction

319: 319 4-(15,7,35) (complement has $\lambda=130$)
Brouwer 1977/1986
derived from number 322

320: 320 4-(15,8,70) (complement has $\lambda=260$)
supplementary design of number 319
residual design of number 322

321: 321 4-(16,8,105) (complement has $\lambda=390$)
Tran van Trung construction with supplementary design for design number 319
design of number 322 with respect to smaller t

322: 322 5-(16,8,35) (complement has $\lambda=130$)
Alltop construction for design number 319
Alltop construction

323: 323 4-(15,7,40) (complement has $\lambda=125$)
Brouwer 1977/1986
derived from number 326

324: 324 4-(15,8,80) (complement has $\lambda=250$)
supplementary design of number 323
residual design of number 326

325: 325 4-(16,8,120) (complement has $\lambda=375$)
Tran van Trung construction with supplementary design for design number 323
design of number 326 with respect to smaller t

326: 326 5-(16,8,40) (complement has $\lambda=125$)
Alltop construction for design number 323
Alltop construction

327: 327 4-(15,7,45) (complement has $\lambda=120$)
Brouwer 1977/1986
derived from number 330
residual design of number 904

328: 328 4-(15,8,90) (complement has $\lambda=240$)
supplementary design of number 327
residual design of number 330

329: 329 4-(16,8,135) (complement has $\lambda=360$)
Tran van Trung construction with supplementary design for design number 327
design of number 330 with respect to smaller t
residual design of number 933
derived from number 934

330: 330 5-(16,8,45) (complement has $\lambda=120$)
Alltop construction for design number 327
$A_4\times D_4$ 1322 solutions
Alltop construction

331: 331 4-(15,7,50) (complement has $\lambda=115$)
Brouwer 1977/1986
derived from number 334

332: 332 4-(15,8,100) (complement has $\lambda=230$)
supplementary design of number 331
residual design of number 334

333: 333 4-(16,8,150) (complement has $\lambda=345$)
Tran van Trung construction with supplementary design for design number 331
design of number 334 with respect to smaller t

334: 334 5-(16,8,50) (complement has $\lambda=115$)
Alltop construction for design number 331
Alltop construction

335: 335 4-(15,7,55) (complement has $\lambda=110$)
Brouwer 1977/1986
derived from number 338
design of number 893 with respect to smaller t

336: 336 4-(15,8,110) (complement has $\lambda=220$)
supplementary design of number 335
residual design of number 338
design of number 894 with respect to smaller t

337: 337 4-(16,8,165) (complement has $\lambda=330$)
Tran van Trung construction with supplementary design for design number 335
design of number 338 with respect to smaller t

338: 338 5-(16,8,55) (complement has $\lambda=110$)
Alltop construction for design number 335
Tran van Trung construction with supplementary design for design number 893
Alltop construction

339: 339 4-(15,7,60) (complement has $\lambda=105$)
Brouwer 1977/1986
derived from number 342
residual design of number 906

340: 340 4-(15,8,120) (complement has $\lambda=210$)
supplementary design of number 339
residual design of number 342

341: 341 4-(16,8,180) (complement has $\lambda=315$)
Tran van Trung construction with supplementary design for design number 339
design of number 342 with respect to smaller t
residual design of number 940
derived from number 941

342: 342 5-(16,8,60) (complement has $\lambda=105$)
Alltop construction for design number 339
$A_4\times A_4$
Alltop construction

343: 343 4-(15,7,65) (complement has $\lambda=100$)
Brouwer 1977/1986
derived from number 346

344: 344 4-(15,8,130) (complement has $\lambda=200$)
supplementary design of number 343
residual design of number 346

345: 345 4-(16,8,195) (complement has $\lambda=300$)
Tran van Trung construction with supplementary design for design number 343
design of number 346 with respect to smaller t

346: 346 5-(16,8,65) (complement has $\lambda=100$)
Alltop construction for design number 343
$A_4\times A_4$
Alltop construction

347: 347 4-(15,7,70) (complement has $\lambda=95$)
Brouwer 1977/1986
derived from number 350

348: 348 4-(15,8,140) (complement has $\lambda=190$)
supplementary design of number 347
residual design of number 350

349: 349 4-(16,8,210) (complement has $\lambda=285$)
Tran van Trung construction with supplementary design for design number 347
design of number 350 with respect to smaller t

350: 350 5-(16,8,70) (complement has $\lambda=95$)
Alltop construction for design number 347
Alltop construction

351: 351 4-(15,7,75) (complement has $\lambda=90$)
Brouwer 1977/1986
derived from number 354
residual design of number 909

352: 352 4-(15,8,150) (complement has $\lambda=180$)
supplementary design of number 351
residual design of number 354

353: 353 4-(16,8,225) (complement has $\lambda=270$)
Tran van Trung construction with supplementary design for design number 351
design of number 354 with respect to smaller t
residual design of number 926
derived from number 927

354: 354 5-(16,8,75) (complement has $\lambda=90$)
Alltop construction for design number 351
Alltop construction

355: 355 4-(15,7,80) (complement has $\lambda=85$)
Brouwer 1977/1986
derived from number 358

356: 356 4-(15,8,160) (complement has $\lambda=170$)
supplementary design of number 355
residual design of number 358

357: 357 4-(16,8,240) (complement has $\lambda=255$)
Tran van Trung construction with supplementary design for design number 355
design of number 358 with respect to smaller t

358: 358 5-(16,8,80) (complement has $\lambda=85$)
Alltop construction for design number 355
Alltop construction

359: 359 4-(16,6,6) (complement has $\lambda=60$)
$(D_5\times C_3)+$ Wassermann

360: 360 4-(17,5,6) (complement has $\lambda=7$)
$D_{17})$ Wassermann
derived from number 5526

361: 361 4-(17,8,290) (complement has $\lambda=425$)
$C_{17}C8$ Wassermann
derived from number 364
residual design of number 7813

362: 362 4-(17,9,522) (complement has $\lambda=765$)
supplementary design of number 361
residual design of number 364
derived from number 7814

363: 363 4-(18,9,812) (complement has $\lambda=1190$)
Tran van Trung construction with supplementary design for design number 361
design of number 364 with respect to smaller t
residual design of number 5540
derived from number 5541

364: 364 5-(18,9,290) (complement has $\lambda=425$)
Alltop construction for design number 361
Alltop construction
residual design of number 7811
derived from number 7812

365: 365 4-(33,16,21850920) (complement has $\lambda=30045015$)
TvT: 4-(32,15,9041760) $\cup$ 4-(32,16,12809160)
derived from number 367

366: 366 4-(34,17,50425200) (complement has $\lambda=69334650$)
Tran van Trung construction with supplementary design for design number 365
design of number 367 with respect to smaller t

367: 367 5-(34,17,21850920) (complement has $\lambda=30045015$)
Alltop construction for design number 365

368: 368 4-(33,17,28574280) (complement has $\lambda=39289635$)
residual design of number 367

369: 369 4-(34,16,36418200) (complement has $\lambda=50075025$)
TvT: 4-(33,15,14567280) $\cup$ 4-(33,16,21850920)

370: 370 5-(29,14,649704) (complement has $\lambda=657800$)
TvT: 5-(28,13,243639) $\cup$ 5-(28,14,406065)

371: 371 5-(29,15,974556) (complement has $\lambda=986700$)
supplementary design of number 370

372: 372 4-(29,14,1624260) (complement has $\lambda=1644500$)
design of number 370 with respect to smaller t
derived from number 375
TvT: 4-(28,13,649704) $\cup$ 4-(28,14,974556)

373: 373 4-(28,13,649704) (complement has $\lambda=657800$)
derived from number 370
design of number 448 with respect to smaller t
TvT: 4-(27,12,243639) $\cup$ 4-(27,13,406065)

374: 374 4-(28,14,974556) (complement has $\lambda=986700$)
residual design of number 370
derived from number 371
Tran van Trung construction with supplementary design for design number 419
design of number 422 with respect to smaller t

375: 375 5-(30,15,1624260) (complement has $\lambda=1644500$)
Tran van Trung construction with supplementary design for design number 370
Alltop construction for design number 372

376: 376 4-(29,15,2214900) (complement has $\lambda=2242500$)
design of number 371 with respect to smaller t
supplementary design of number 372
residual design of number 375

377: 377 4-(28,15,1240344) (complement has $\lambda=1255800$)
residual design of number 371

378: 378 4-(30,15,3839160) (complement has $\lambda=3887000$)
Tran van Trung construction with supplementary design for design number 372
design of number 375 with respect to smaller t

379: 379 4-(31,15,5489640) (complement has $\lambda=7548255$)
TvT: 4-(30,14,2236520) $\cup$ 4-(30,15,3253120)
derived from number 381

380: 380 4-(32,16,12809160) (complement has $\lambda=17612595$)
Tran van Trung construction with supplementary design for design number 379
design of number 381 with respect to smaller t

381: 381 5-(32,16,5489640) (complement has $\lambda=7548255$)
Alltop construction for design number 379

382: 382 4-(31,16,7319520) (complement has $\lambda=10064340$)
residual design of number 381

383: 383 4-(32,15,9041760) (complement has $\lambda=12432420$)
TvT: 4-(31,14,3552120) $\cup$ 4-(31,15,5489640)

384: 384 4-(33,15,14567280) (complement has $\lambda=20030010$)
TvT: 4-(32,14,5525520) $\cup$ 4-(32,15,9041760)

385: 385 4-(29,14,263120) (complement has $\lambda=3005640$)
TvT: 4-(28,13,105248) $\cup$ 4-(28,14,157872)
derived from number 388
design of number 425 with respect to smaller t

386: 386 4-(29,15,358800) (complement has $\lambda=4098600$)
supplementary design of number 385
residual design of number 388
design of number 426 with respect to smaller t

387: 387 4-(30,15,621920) (complement has $\lambda=7104240$)
Tran van Trung construction with supplementary design for design number 385
design of number 388 with respect to smaller t

388: 388 5-(30,15,263120) (complement has $\lambda=3005640$)
Alltop construction for design number 385
Tran van Trung construction with supplementary design for design number 425

389: 389 4-(29,14,409860) (complement has $\lambda=2858900$)
TvT: 4-(28,13,163944) $\cup$ 4-(28,14,245916)
derived from number 392
design of number 430 with respect to smaller t

390: 390 4-(29,15,558900) (complement has $\lambda=3898500$)
supplementary design of number 389
residual design of number 392
design of number 431 with respect to smaller t

391: 391 4-(30,15,968760) (complement has $\lambda=6757400$)
Tran van Trung construction with supplementary design for design number 389
design of number 392 with respect to smaller t

392: 392 5-(30,15,409860) (complement has $\lambda=2858900$)
Alltop construction for design number 389
Tran van Trung construction with supplementary design for design number 430

393: 393 4-(29,14,986700) (complement has $\lambda=2282060$)
TvT: 4-(28,13,394680) $\cup$ 4-(28,14,592020)
derived from number 396

394: 394 4-(29,15,1345500) (complement has $\lambda=3111900$)
supplementary design of number 393
residual design of number 396

395: 395 4-(30,15,2332200) (complement has $\lambda=5393960$)
Tran van Trung construction with supplementary design for design number 393
design of number 396 with respect to smaller t

396: 396 5-(30,15,986700) (complement has $\lambda=2282060$)
Alltop construction for design number 393

397: 397 4-(29,14,1098020) (complement has $\lambda=2170740$)
TvT: 4-(28,13,439208) $\cup$ 4-(28,14,658812)
derived from number 400

398: 398 4-(29,15,1497300) (complement has $\lambda=2960100$)
supplementary design of number 397
residual design of number 400

399: 399 4-(30,15,2595320) (complement has $\lambda=5130840$)
Tran van Trung construction with supplementary design for design number 397
design of number 400 with respect to smaller t

400: 400 5-(30,15,1098020) (complement has $\lambda=2170740$)
Alltop construction for design number 397

401: 401 4-(29,14,1168860) (complement has $\lambda=2099900$)
TvT: 4-(28,13,467544) $\cup$ 4-(28,14,701316)
derived from number 404

402: 402 4-(29,15,1593900) (complement has $\lambda=2863500$)
supplementary design of number 401
residual design of number 404

403: 403 4-(30,15,2762760) (complement has $\lambda=4963400$)
Tran van Trung construction with supplementary design for design number 401
design of number 404 with respect to smaller t

404: 404 5-(30,15,1168860) (complement has $\lambda=2099900$)
Alltop construction for design number 401

405: 405 4-(29,14,1265000) (complement has $\lambda=2003760$)
TvT: 4-(28,13,506000) $\cup$ 4-(28,14,759000)
derived from number 408
design of number 11394 with respect to smaller t
residual design of number 11398

406: 406 4-(29,15,1725000) (complement has $\lambda=2732400$)
supplementary design of number 405
residual design of number 408
design of number 11395 with respect to smaller t

407: 407 4-(30,15,2990000) (complement has $\lambda=4736160$)
Tran van Trung construction with supplementary design for design number 405
design of number 408 with respect to smaller t
residual design of number 11403
derived from number 11404

408: 408 5-(30,15,1265000) (complement has $\lambda=2003760$)
Alltop construction for design number 405
Tran van Trung construction with supplementary design for design number 11394

409: 409 4-(29,14,1543300) (complement has $\lambda=1725460$)
TvT: 4-(28,13,617320) $\cup$ 4-(28,14,925980)
derived from number 412

410: 410 4-(29,15,2104500) (complement has $\lambda=2352900$)
supplementary design of number 409
residual design of number 412

411: 411 4-(30,15,3647800) (complement has $\lambda=4078360$)
Tran van Trung construction with supplementary design for design number 409
design of number 412 with respect to smaller t

412: 412 5-(30,15,1543300) (complement has $\lambda=1725460$)
Alltop construction for design number 409

413: 413 4-(29,14,1614140) (complement has $\lambda=1654620$)
TvT: 4-(28,13,645656) $\cup$ 4-(28,14,968484)
derived from number 416

414: 414 4-(29,15,2201100) (complement has $\lambda=2256300$)
supplementary design of number 413
residual design of number 416

415: 415 4-(30,15,3815240) (complement has $\lambda=3910920$)
Tran van Trung construction with supplementary design for design number 413
design of number 416 with respect to smaller t

416: 416 5-(30,15,1614140) (complement has $\lambda=1654620$)
Alltop construction for design number 413

417: 417 5-(27,13,158895) (complement has $\lambda=160875$)
TvT: 5-(26,12,57780) $\cup$ 5-(26,13,101115)

418: 418 5-(27,14,247170) (complement has $\lambda=250250$)
supplementary design of number 417

419: 419 4-(27,13,406065) (complement has $\lambda=411125$)
design of number 417 with respect to smaller t
derived from number 422
residual design of number 448
TvT: 4-(26,12,158895) $\cup$ 4-(26,13,247170)

420: 420 4-(26,12,158895) (complement has $\lambda=160875$)
derived from number 417
TvT: 4-(25,11,57780) $\cup$ 4-(25,12,101115)
design of number 716 with respect to smaller t
residual design of number 718

421: 421 4-(26,13,247170) (complement has $\lambda=250250$)
residual design of number 417
derived from number 418
Tran van Trung construction with supplementary design for design number 649
design of number 651 with respect to smaller t

422: 422 5-(28,14,406065) (complement has $\lambda=411125$)
Tran van Trung construction with supplementary design for design number 417
Alltop construction for design number 419

423: 423 4-(27,14,568491) (complement has $\lambda=575575$)
design of number 418 with respect to smaller t
supplementary design of number 419
residual design of number 422

424: 424 4-(26,14,321321) (complement has $\lambda=325325$)
residual design of number 418

425: 425 5-(29,14,105248) (complement has $\lambda=1202256$)
TvT: 5-(28,13,39468) $\cup$ 5-(28,14,65780)

426: 426 5-(29,15,157872) (complement has $\lambda=1803384$)
supplementary design of number 425

427: 427 4-(28,13,105248) (complement has $\lambda=1202256$)
derived from number 425
TvT: 4-(27,12,39468) $\cup$ 4-(27,13,65780)
design of number 770 with respect to smaller t

428: 428 4-(28,14,157872) (complement has $\lambda=1803384$)
residual design of number 425
derived from number 426
Tran van Trung construction with supplementary design for design number 666
design of number 668 with respect to smaller t

429: 429 4-(28,15,200928) (complement has $\lambda=2295216$)
residual design of number 426

430: 430 5-(29,14,163944) (complement has $\lambda=1143560$)
TvT: 5-(28,13,61479) $\cup$ 5-(28,14,102465)

431: 431 5-(29,15,245916) (complement has $\lambda=1715340$)
supplementary design of number 430

432: 432 4-(28,13,163944) (complement has $\lambda=1143560$)
derived from number 430
TvT: 4-(27,12,61479) $\cup$ 4-(27,13,102465)
design of number 631 with respect to smaller t

433: 433 4-(28,14,245916) (complement has $\lambda=1715340$)
residual design of number 430
derived from number 431
Tran van Trung construction with supplementary design for design number 609
design of number 611 with respect to smaller t

434: 434 4-(28,15,312984) (complement has $\lambda=2183160$)
residual design of number 431

435: 435 4-(29,14,946220) (complement has $\lambda=2322540$)
TvT: 4-(28,13,378488) $\cup$ 4-(28,14,567732)
derived from number 438

436: 436 4-(29,15,1290300) (complement has $\lambda=3167100$)
supplementary design of number 435
residual design of number 438

437: 437 4-(30,15,2236520) (complement has $\lambda=5489640$)
Tran van Trung construction with supplementary design for design number 435
design of number 438 with respect to smaller t

438: 438 5-(30,15,946220) (complement has $\lambda=2322540$)
Alltop construction for design number 435

439: 439 4-(29,14,1320660) (complement has $\lambda=1948100$)
TvT: 4-(28,13,528264) $\cup$ 4-(28,14,792396)
derived from number 442

440: 440 4-(29,15,1800900) (complement has $\lambda=2656500$)
supplementary design of number 439
residual design of number 442

441: 441 4-(30,15,3121560) (complement has $\lambda=4604600$)
Tran van Trung construction with supplementary design for design number 439
design of number 442 with respect to smaller t

442: 442 5-(30,15,1320660) (complement has $\lambda=1948100$)
Alltop construction for design number 439

443: 443 4-(29,14,1376320) (complement has $\lambda=1892440$)
TvT: 4-(28,13,550528) $\cup$ 4-(28,14,825792)
derived from number 446

444: 444 4-(29,15,1876800) (complement has $\lambda=2580600$)
supplementary design of number 443
residual design of number 446

445: 445 4-(30,15,3253120) (complement has $\lambda=4473040$)
Tran van Trung construction with supplementary design for design number 443
design of number 446 with respect to smaller t

446: 446 5-(30,15,1376320) (complement has $\lambda=1892440$)
Alltop construction for design number 443

447: 447 4-(30,14,2236520) (complement has $\lambda=3075215$)
TvT: 4-(29,13,860200) $\cup$ 4-(29,14,1376320)

448: 448 5-(28,13,243639) (complement has $\lambda=246675$)
TvT: 5-(27,12,84744) $\cup$ 5-(27,13,158895)

449: 449 4-(27,12,243639) (complement has $\lambda=246675$)
derived from number 448
TvT: 4-(26,11,84744) $\cup$ 4-(26,12,158895)
design of number 718 with respect to smaller t

450: 450 4-(31,14,3552120) (complement has $\lambda=4884165$)
TvT: 4-(30,13,1315600) $\cup$ 4-(30,14,2236520)

451: 451 4-(32,14,5525520) (complement has $\lambda=7597590$)
TvT: 4-(31,13,1973400) $\cup$ 4-(31,14,3552120)

452: 452 4-(29,14,1280180) (complement has $\lambda=1988580$)
TvT: 4-(28,13,512072) $\cup$ 4-(28,14,768108)
derived from number 455

453: 453 4-(29,15,1745700) (complement has $\lambda=2711700$)
supplementary design of number 452
residual design of number 455

454: 454 4-(30,15,3025880) (complement has $\lambda=4700280$)
Tran van Trung construction with supplementary design for design number 452
design of number 455 with respect to smaller t

455: 455 5-(30,15,1280180) (complement has $\lambda=1988580$)
Alltop construction for design number 452

456: 456 4-(18,8,77) (complement has $\lambda=924$)
TvT: 4-(17,7,22) $\cup$ 4-(17,8,55)

457: 457 4-(21,9,3024) (complement has $\lambda=3164$)
PSL(3,4)

458: 458 4-(21,9,2156) (complement has $\lambda=4032$)
PSL(3,4)

459: 459 4-(21,9,2688) (complement has $\lambda=3500$)
PSL(3,4)

460: 460 4-(21,9,1820) (complement has $\lambda=4368$)
PSL(3,4)
residual design of number 1982

461: 461 4-(21,10,672) (complement has $\lambda=11704$)
PSL(3,4)
derived from number 464

462: 462 4-(21,11,1056) (complement has $\lambda=18392$)
supplementary design of number 461
residual design of number 464

463: 463 4-(22,11,1728) (complement has $\lambda=30096$)
Tran van Trung construction with supplementary design for design number 461
design of number 464 with respect to smaller t

464: 464 5-(22,11,672) (complement has $\lambda=11704$)
Alltop construction for design number 461
$PSL(3,4)+$ 9 isomorphism types
\cite{Kreher95} $PGL(2,19)++$ 1 isomorphism type
PSL(3,4)+ Alltop construction from 4-(21,10,672)

465: 465 4-(21,10,2352) (complement has $\lambda=10024$)
PSL(3,4)
derived from number 468

466: 466 4-(21,11,3696) (complement has $\lambda=15752$)
supplementary design of number 465
residual design of number 468

467: 467 4-(22,11,6048) (complement has $\lambda=25776$)
Tran van Trung construction with supplementary design for design number 465
design of number 468 with respect to smaller t

468: 468 5-(22,11,2352) (complement has $\lambda=10024$)
Alltop construction for design number 465
$PSL(3,4)+$
\cite{Kreher95}
PSL(3,4)+ Alltop construction from 4-(21,10,2352)

469: 469 4-(21,10,2856) (complement has $\lambda=9520$)
PSL(3,4)
derived from number 472
design of number 1849 with respect to smaller t
residual design of number 2203

470: 470 4-(21,11,4488) (complement has $\lambda=14960$)
supplementary design of number 469
residual design of number 472
design of number 1850 with respect to smaller t

471: 471 4-(22,11,7344) (complement has $\lambda=24480$)
Tran van Trung construction with supplementary design for design number 469
design of number 472 with respect to smaller t
residual design of number 2342
derived from number 2343

472: 472 5-(22,11,2856) (complement has $\lambda=9520$)
Alltop construction for design number 469
Tran van Trung construction with supplementary design for design number 1849
\cite{Kreher95} $PSL(3,4)+$ Alltop construction from 4-(21,10,2856)
design of number 5571 with respect to smaller t

473: 473 4-(21,10,3192) (complement has $\lambda=9184$)
PSL(3,4)
derived from number 476

474: 474 4-(21,11,5016) (complement has $\lambda=14432$)
supplementary design of number 473
residual design of number 476

475: 475 4-(22,11,8208) (complement has $\lambda=23616$)
Tran van Trung construction with supplementary design for design number 473
design of number 476 with respect to smaller t

476: 476 5-(22,11,3192) (complement has $\lambda=9184$)
Alltop construction for design number 473
$PSL(3,4)+$
PSL(3,4)+ Alltop construction from 4-(21,10,3192)

477: 477 4-(21,10,2296) (complement has $\lambda=10080$)
PSL(3,4)
derived from number 480

478: 478 4-(21,11,3608) (complement has $\lambda=15840$)
supplementary design of number 477
residual design of number 480

479: 479 4-(22,11,5904) (complement has $\lambda=25920$)
Tran van Trung construction with supplementary design for design number 477
design of number 480 with respect to smaller t

480: 480 5-(22,11,2296) (complement has $\lambda=10080$)
Alltop construction for design number 477
$PSL(3,4)+$
\cite{Kreher95}
PSL(3,4)+ Alltop construction from 4-(21,10,2296)

481: 481 4-(21,10,4984) (complement has $\lambda=7392$)
PSL(3,4)
derived from number 484

482: 482 4-(21,11,7832) (complement has $\lambda=11616$)
supplementary design of number 481
residual design of number 484

483: 483 4-(22,11,12816) (complement has $\lambda=19008$)
Tran van Trung construction with supplementary design for design number 481
design of number 484 with respect to smaller t

484: 484 5-(22,11,4984) (complement has $\lambda=7392$)
Alltop construction for design number 481
$PSL(3,4)+$
PSL(3,4)+ Alltop construction from 4-(21,10,4984)

485: 485 4-(21,10,5544) (complement has $\lambda=6832$)
PSL(3,4)
derived from number 488
residual design of number 2243

486: 486 4-(21,11,8712) (complement has $\lambda=10736$)
supplementary design of number 485
residual design of number 488

487: 487 4-(22,11,14256) (complement has $\lambda=17568$)
Tran van Trung construction with supplementary design for design number 485
design of number 488 with respect to smaller t
residual design of number 10987
derived from number 10988

488: 488 5-(22,11,5544) (complement has $\lambda=6832$)
Alltop construction for design number 485
$PSL(3,4)+$ Alltop construction from 4-(21,10,5544)

489: 489 4-(21,10,4816) (complement has $\lambda=7560$)
PSL(3,4)
derived from number 492
PGL(3,4)

490: 490 4-(21,11,7568) (complement has $\lambda=11880$)
supplementary design of number 489
residual design of number 492

491: 491 4-(22,11,12384) (complement has $\lambda=19440$)
Tran van Trung construction with supplementary design for design number 489
design of number 492 with respect to smaller t

492: 492 5-(22,11,4816) (complement has $\lambda=7560$)
Alltop construction for design number 489
$PSL(3,4)+$
PGL(3,4)+ Alltop construction from 4-(21,10,4816)
PSL(3,4)+ Alltop construction from 4-(21,10,4816)

493: 493 4-(21,10,6048) (complement has $\lambda=6328$)
PSL(3,4)
derived from number 496

494: 494 4-(21,11,9504) (complement has $\lambda=9944$)
supplementary design of number 493
residual design of number 496

495: 495 4-(22,11,15552) (complement has $\lambda=16272$)
Tran van Trung construction with supplementary design for design number 493
design of number 496 with respect to smaller t

496: 496 5-(22,11,6048) (complement has $\lambda=6328$)
Alltop construction for design number 493
$PSL(3,4)+$ Alltop construction from 4-(21,10,6048)

497: 497 4-(21,10,5376) (complement has $\lambda=7000$)
PSL(3,4)
derived from number 500

498: 498 4-(21,11,8448) (complement has $\lambda=11000$)
supplementary design of number 497
residual design of number 500

499: 499 4-(22,11,13824) (complement has $\lambda=18000$)
Tran van Trung construction with supplementary design for design number 497
design of number 500 with respect to smaller t

500: 500 5-(22,11,5376) (complement has $\lambda=7000$)
Alltop construction for design number 497
$PSL(3,4)+$
PSL(3,4)+ Alltop construction from 4-(21,10,5376)

501: 501 4-(21,10,3360) (complement has $\lambda=9016$)
PSL(3,4)
derived from number 504

502: 502 4-(21,11,5280) (complement has $\lambda=14168$)
supplementary design of number 501
residual design of number 504

503: 503 4-(22,11,8640) (complement has $\lambda=23184$)
Tran van Trung construction with supplementary design for design number 501
design of number 504 with respect to smaller t

504: 504 5-(22,11,3360) (complement has $\lambda=9016$)
Alltop construction for design number 501
\cite{Kreher95} $PSL(3,4)+$ $PGL(2,19)++$Alltop construction from 4-(21,10,3360)

505: 505 4-(21,10,1456) (complement has $\lambda=10920$)
PSL(3,4)
derived from number 508
residual design of number 2091

506: 506 4-(21,11,2288) (complement has $\lambda=17160$)
supplementary design of number 505
residual design of number 508

507: 507 4-(22,11,3744) (complement has $\lambda=28080$)
Tran van Trung construction with supplementary design for design number 505
design of number 508 with respect to smaller t
residual design of number 10847
derived from number 10848

508: 508 5-(22,11,1456) (complement has $\lambda=10920$)
Alltop construction for design number 505
PSL(3,4)+ Alltop construction from 4-(21,10,1456)
\cite{Kreher95} $PSL(3,4)+$ $PGL(2,19)++$

509: 509 4-(21,10,4032) (complement has $\lambda=8344$)
PSL(3,4)
derived from number 512

510: 510 4-(21,11,6336) (complement has $\lambda=13112$)
supplementary design of number 509
residual design of number 512

511: 511 4-(22,11,10368) (complement has $\lambda=21456$)
Tran van Trung construction with supplementary design for design number 509
design of number 512 with respect to smaller t

512: 512 5-(22,11,4032) (complement has $\lambda=8344$)
Alltop construction for design number 509
$PSL(3,4)+$
\cite{Kreher95}
PSL(3,4)+ Alltop construction from 4-(21,10,4032)

513: 513 4-(21,10,1680) (complement has $\lambda=10696$)
PGL(3,4)
derived from number 516
residual design of number 2121

514: 514 4-(21,11,2640) (complement has $\lambda=16808$)
supplementary design of number 513
residual design of number 516

515: 515 4-(22,11,4320) (complement has $\lambda=27504$)
Tran van Trung construction with supplementary design for design number 513
design of number 516 with respect to smaller t
residual design of number 11046
derived from number 11047

516: 516 5-(22,11,1680) (complement has $\lambda=10696$)
Alltop construction for design number 513
PGL(3,4)+ Alltop construction from 4-(21,10,1680)
\cite{Kreher95} $PSL(3,4)+$ $PGL(2,19)++$

517: 517 4-(21,10,4368) (complement has $\lambda=8008$)
PGL(3,4)
derived from number 520
residual design of number 7836

518: 518 4-(21,11,6864) (complement has $\lambda=12584$)
supplementary design of number 517
residual design of number 520

519: 519 4-(22,11,11232) (complement has $\lambda=20592$)
Tran van Trung construction with supplementary design for design number 517
design of number 520 with respect to smaller t
residual design of number 2356
derived from number 2357

520: 520 5-(22,11,4368) (complement has $\lambda=8008$)
Alltop construction for design number 517
PGL(3,4)+ Alltop construction from 4-(21,10,4368)

521: 521 4-(21,10,3528) (complement has $\lambda=8848$)
PGL(3,4)
derived from number 524

522: 522 4-(21,11,5544) (complement has $\lambda=13904$)
supplementary design of number 521
residual design of number 524

523: 523 4-(22,11,9072) (complement has $\lambda=22752$)
Tran van Trung construction with supplementary design for design number 521
design of number 524 with respect to smaller t

524: 524 5-(22,11,3528) (complement has $\lambda=8848$)
Alltop construction for design number 521
PGL(3,4)+ Alltop construction from 4-(21,10,3528)

525: 525 4-(21,10,5880) (complement has $\lambda=6496$)
PGL(3,4)
derived from number 528

526: 526 4-(21,11,9240) (complement has $\lambda=10208$)
supplementary design of number 525
residual design of number 528

527: 527 4-(22,11,15120) (complement has $\lambda=16704$)
Tran van Trung construction with supplementary design for design number 525
design of number 528 with respect to smaller t
residual design of number 5720
derived from number 5721

528: 528 5-(22,11,5880) (complement has $\lambda=6496$)
Alltop construction for design number 525
$PGL(3,4)+$, $PGL(2,19)++$, Alltop construction from 4-(21,10,5880)

529: 529 4-(21,10,2688) (complement has $\lambda=9688$)
PGL(3,4)
derived from number 532

530: 530 4-(21,11,4224) (complement has $\lambda=15224$)
supplementary design of number 529
residual design of number 532

531: 531 4-(22,11,6912) (complement has $\lambda=24912$)
Tran van Trung construction with supplementary design for design number 529
design of number 532 with respect to smaller t

532: 532 5-(22,11,2688) (complement has $\lambda=9688$)
Alltop construction for design number 529
\cite{Kreher95}
PGL(3,4)+ Alltop construction from 4-(21,10,2688)

533: 533 4-(21,10,5208) (complement has $\lambda=7168$)
PGL(3,4)
derived from number 536

534: 534 4-(21,11,8184) (complement has $\lambda=11264$)
supplementary design of number 533
residual design of number 536

535: 535 4-(22,11,13392) (complement has $\lambda=18432$)
Tran van Trung construction with supplementary design for design number 533
design of number 536 with respect to smaller t

536: 536 5-(22,11,5208) (complement has $\lambda=7168$)
Alltop construction for design number 533
PGL(3,4)+ Alltop construction from 4-(21,10,5208)

537: 537 4-(21,10,4648) (complement has $\lambda=7728$)
PGL(3,4)
derived from number 540

538: 538 4-(21,11,7304) (complement has $\lambda=12144$)
supplementary design of number 537
residual design of number 540

539: 539 4-(22,11,11952) (complement has $\lambda=19872$)
Tran van Trung construction with supplementary design for design number 537
design of number 540 with respect to smaller t

540: 540 5-(22,11,4648) (complement has $\lambda=7728$)
Alltop construction for design number 537
$PSL(3,4)+$
PGL(3,4)+ Alltop construction from 4-(21,10,4648)

541: 541 4-(21,10,5656) (complement has $\lambda=6720$)
PGL(3,4)
derived from number 544

542: 542 4-(21,11,8888) (complement has $\lambda=10560$)
supplementary design of number 541
residual design of number 544

543: 543 4-(22,11,14544) (complement has $\lambda=17280$)
Tran van Trung construction with supplementary design for design number 541
design of number 544 with respect to smaller t

544: 544 5-(22,11,5656) (complement has $\lambda=6720$)
Alltop construction for design number 541
\cite{Kreher95}
$PGL(3,4)+$ Alltop construction from 4-(21,10,5656)

545: 545 4-(21,10,3976) (complement has $\lambda=8400$)
PGL(3,4)
derived from number 548

546: 546 4-(21,11,6248) (complement has $\lambda=13200$)
supplementary design of number 545
residual design of number 548

547: 547 4-(22,11,10224) (complement has $\lambda=21600$)
Tran van Trung construction with supplementary design for design number 545
design of number 548 with respect to smaller t

548: 548 5-(22,11,3976) (complement has $\lambda=8400$)
Alltop construction for design number 545
PGL(3,4)+ Alltop construction from 4-(21,10,3976)

549: 549 4-(21,10,2128) (complement has $\lambda=10248$)
PGL(3,4)
derived from number 552

550: 550 4-(21,11,3344) (complement has $\lambda=16104$)
supplementary design of number 549
residual design of number 552

551: 551 4-(22,11,5472) (complement has $\lambda=26352$)
Tran van Trung construction with supplementary design for design number 549
design of number 552 with respect to smaller t

552: 552 5-(22,11,2128) (complement has $\lambda=10248$)
Alltop construction for design number 549
PGL(3,4)+ Alltop construction from 4-(21,10,2128)

553: 553 4-(22,10,8064) (complement has $\lambda=10500$)
TvT: 4-(21,9,2688) $\cup$ 4-(21,10,5376)

554: 554 4-(22,10,9072) (complement has $\lambda=9492$)
TvT: 4-(21,9,3024) $\cup$ 4-(21,10,6048)

555: 555 4-(24,9,96) (complement has $\lambda=15408$)
TvT: 4-(23,8,24) $\cup$ 4-(23,9,72)

556: 556 4-(24,9,672) (complement has $\lambda=14832$)
TvT: 4-(23,8,168) $\cup$ 4-(23,9,504)

557: 557 4-(24,9,768) (complement has $\lambda=14736$)
TvT: 4-(23,8,192) $\cup$ 4-(23,9,576)

558: 558 4-(24,9,816) (complement has $\lambda=14688$)
TvT: 4-(23,8,204) $\cup$ 4-(23,9,612)

559: 559 4-(24,9,864) (complement has $\lambda=14640$)
TvT: 4-(23,8,216) $\cup$ 4-(23,9,648)

560: 560 4-(24,9,912) (complement has $\lambda=14592$)
TvT: 4-(23,8,228) $\cup$ 4-(23,9,684)

561: 561 4-(24,10,11040) (complement has $\lambda=27720$)
TvT: 4-(23,9,3312) $\cup$ 4-(23,10,7728)
residual design of number 8292
derived from number 8293

562: 562 4-(24,10,11220) (complement has $\lambda=27540$)
TvT: 4-(23,9,3366) $\cup$ 4-(23,10,7854)

563: 563 4-(24,10,11700) (complement has $\lambda=27060$)
TvT: 4-(23,9,3510) $\cup$ 4-(23,10,8190)

564: 564 4-(24,10,13020) (complement has $\lambda=25740$)
TvT: 4-(23,9,3906) $\cup$ 4-(23,10,9114)

565: 565 4-(24,10,13860) (complement has $\lambda=24900$)
TvT: 4-(23,9,4158) $\cup$ 4-(23,10,9702)

566: 566 4-(24,10,15000) (complement has $\lambda=23760$)
TvT: 4-(23,9,4500) $\cup$ 4-(23,10,10500)
residual design of number 8431
derived from number 8432

567: 567 4-(24,10,15180) (complement has $\lambda=23580$)
TvT: 4-(23,9,4554) $\cup$ 4-(23,10,10626)

568: 568 4-(24,10,15660) (complement has $\lambda=23100$)
TvT: 4-(23,9,4698) $\cup$ 4-(23,10,10962)

569: 569 4-(24,10,16320) (complement has $\lambda=22440$)
TvT: 4-(23,9,4896) $\cup$ 4-(23,10,11424)

570: 570 4-(25,6,30) (complement has $\lambda=180$)
\cite{KreherTechReport95}

571: 571 4-(25,6,60) (complement has $\lambda=150$)
\cite{KreherTechReport95}

572: 572 4-(25,7,140) (complement has $\lambda=1190$)
\cite{KreherTechReport95}
design of number 3849 with respect to smaller t

573: 573 4-(25,7,210) (complement has $\lambda=1120$)
\cite{KreherTechReport95}
design of number 3850 with respect to smaller t
derived from number 3956

574: 574 4-(25,9,126) (complement has $\lambda=20223$)
TvT: 4-(24,8,30) $\cup$ 4-(24,9,96)

575: 575 4-(25,9,882) (complement has $\lambda=19467$)
TvT: 4-(24,8,210) $\cup$ 4-(24,9,672)

576: 576 4-(25,9,1008) (complement has $\lambda=19341$)
TvT: 4-(24,8,240) $\cup$ 4-(24,9,768)

577: 577 4-(25,9,1134) (complement has $\lambda=19215$)
TvT: 4-(24,8,270) $\cup$ 4-(24,9,864)

578: 578 4-(25,9,1197) (complement has $\lambda=19152$)
TvT: 4-(24,8,285) $\cup$ 4-(24,9,912)

579: 579 4-(25,10,2352) (complement has $\lambda=51912$)
TvT: 4-(24,9,672) $\cup$ 4-(24,10,1680)

580: 580 4-(25,10,2688) (complement has $\lambda=51576$)
TvT: 4-(24,9,768) $\cup$ 4-(24,10,1920)

581: 581 4-(25,10,2856) (complement has $\lambda=51408$)
TvT: 4-(24,9,816) $\cup$ 4-(24,10,2040)

582: 582 4-(25,10,3024) (complement has $\lambda=51240$)
TvT: 4-(24,9,864) $\cup$ 4-(24,10,2160)

583: 583 4-(25,10,3192) (complement has $\lambda=51072$)
TvT: 4-(24,9,912) $\cup$ 4-(24,10,2280)

584: 584 4-(25,10,15456) (complement has $\lambda=38808$)
TvT: 4-(24,9,4416) $\cup$ 4-(24,10,11040)
residual design of number 8289
derived from number 8290
design of number 8292 with respect to smaller t

585: 585 4-(25,10,15708) (complement has $\lambda=38556$)
TvT: 4-(24,9,4488) $\cup$ 4-(24,10,11220)

586: 586 4-(25,10,16380) (complement has $\lambda=37884$)
TvT: 4-(24,9,4680) $\cup$ 4-(24,10,11700)

587: 587 4-(25,10,18228) (complement has $\lambda=36036$)
TvT: 4-(24,9,5208) $\cup$ 4-(24,10,13020)

588: 588 4-(25,10,19404) (complement has $\lambda=34860$)
TvT: 4-(24,9,5544) $\cup$ 4-(24,10,13860)

589: 589 4-(25,10,21000) (complement has $\lambda=33264$)
TvT: 4-(24,9,6000) $\cup$ 4-(24,10,15000)
residual design of number 8428
derived from number 8429
design of number 8431 with respect to smaller t

590: 590 4-(25,10,21252) (complement has $\lambda=33012$)
TvT: 4-(24,9,6072) $\cup$ 4-(24,10,15180)

591: 591 4-(25,10,21924) (complement has $\lambda=32340$)
TvT: 4-(24,9,6264) $\cup$ 4-(24,10,15660)

592: 592 4-(25,11,33120) (complement has $\lambda=83160$)
TvT: 4-(24,10,11040) $\cup$ 4-(24,11,22080)
residual design of number 8290
design of number 8293 with respect to smaller t
derived from number 11199

593: 593 4-(25,11,35100) (complement has $\lambda=81180$)
TvT: 4-(24,10,11700) $\cup$ 4-(24,11,23400)

594: 594 4-(25,11,41580) (complement has $\lambda=74700$)
TvT: 4-(24,10,13860) $\cup$ 4-(24,11,27720)

595: 595 4-(25,11,45000) (complement has $\lambda=71280$)
TvT: 4-(24,10,15000) $\cup$ 4-(24,11,30000)
residual design of number 8429
design of number 8432 with respect to smaller t
derived from number 11351

596: 596 4-(26,8,770) (complement has $\lambda=6545$)
TvT: 4-(25,7,140) $\cup$ 4-(25,8,630)

597: 597 4-(26,10,3234) (complement has $\lambda=71379$)
TvT: 4-(25,9,882) $\cup$ 4-(25,10,2352)

598: 598 4-(26,10,3696) (complement has $\lambda=70917$)
TvT: 4-(25,9,1008) $\cup$ 4-(25,10,2688)

599: 599 4-(26,10,4158) (complement has $\lambda=70455$)
TvT: 4-(25,9,1134) $\cup$ 4-(25,10,3024)

600: 600 4-(26,11,48576) (complement has $\lambda=121968$)
TvT: 4-(25,10,15456) $\cup$ 4-(25,11,33120)
residual design of number 8288
design of number 8290 with respect to smaller t
derived from number 11203

601: 601 4-(26,11,51480) (complement has $\lambda=119064$)
TvT: 4-(25,10,16380) $\cup$ 4-(25,11,35100)

602: 602 4-(26,11,60984) (complement has $\lambda=109560$)
TvT: 4-(25,10,19404) $\cup$ 4-(25,11,41580)

603: 603 4-(26,11,66000) (complement has $\lambda=104544$)
TvT: 4-(25,10,21000) $\cup$ 4-(25,11,45000)
residual design of number 8427
design of number 8429 with respect to smaller t
derived from number 11352

604: 604 4-(26,12,91080) (complement has $\lambda=228690$)
TvT: 4-(25,11,33120) $\cup$ 4-(25,12,57960)
design of number 11199 with respect to smaller t
residual design of number 11203
derived from number 11209

605: 605 4-(26,12,96525) (complement has $\lambda=223245$)
TvT: 4-(25,11,35100) $\cup$ 4-(25,12,61425)

606: 606 4-(27,9,3542) (complement has $\lambda=30107$)
TvT: 4-(26,8,770) $\cup$ 4-(26,9,2772)

607: 607 4-(27,12,139656) (complement has $\lambda=350658$)
TvT: 4-(26,11,48576) $\cup$ 4-(26,12,91080)
design of number 11203 with respect to smaller t
derived from number 11239
residual design of number 11357

608: 608 4-(27,12,148005) (complement has $\lambda=342309$)
TvT: 4-(26,11,51480) $\cup$ 4-(26,12,96525)

609: 609 4-(27,13,102465) (complement has $\lambda=714725$)
TvT: 4-(26,12,40095) $\cup$ 4-(26,13,62370)
derived from number 611
design of number 626 with respect to smaller t
residual design of number 631

610: 610 4-(27,14,143451) (complement has $\lambda=1000615$)
supplementary design of number 609
residual design of number 611
design of number 627 with respect to smaller t

611: 611 5-(28,14,102465) (complement has $\lambda=714725$)
Alltop construction for design number 609
Tran van Trung construction with supplementary design for design number 626

612: 612 4-(27,13,232760) (complement has $\lambda=584430$)
TvT: 4-(26,12,91080) $\cup$ 4-(26,13,141680)
derived from number 615
design of number 11209 with respect to smaller t
residual design of number 11239

613: 613 4-(27,14,325864) (complement has $\lambda=818202$)
supplementary design of number 612
residual design of number 615
design of number 11210 with respect to smaller t

614: 614 4-(28,14,558624) (complement has $\lambda=1402632$)
Tran van Trung construction with supplementary design for design number 612
design of number 615 with respect to smaller t
TvT: 4-(27,13,232760) $\cup$ 4-(27,14,325864)
residual design of number 11259
derived from number 11260

615: 615 5-(28,14,232760) (complement has $\lambda=584430$)
Alltop construction for design number 612
Tran van Trung construction with supplementary design for design number 11209

616: 616 4-(28,7,704) (complement has $\lambda=1320$)
TvT: 4-(27,6,88) $\cup$ 4-(27,7,616)

617: 617 4-(28,13,372416) (complement has $\lambda=935088$)
TvT: 4-(27,12,139656) $\cup$ 4-(27,13,232760)
design of number 11239 with respect to smaller t
derived from number 11259
residual design of number 11411

618: 618 4-(29,8,4400) (complement has $\lambda=8250$)
TvT: 4-(28,7,704) $\cup$ 4-(28,8,3696)

619: 619 4-(29,14,931040) (complement has $\lambda=2337720$)
TvT: 4-(28,13,372416) $\cup$ 4-(28,14,558624)
derived from number 622
design of number 11259 with respect to smaller t
residual design of number 11412

620: 620 4-(29,15,1269600) (complement has $\lambda=3187800$)
supplementary design of number 619
residual design of number 622
design of number 11260 with respect to smaller t

621: 621 4-(30,15,2200640) (complement has $\lambda=5525520$)
Tran van Trung construction with supplementary design for design number 619
design of number 622 with respect to smaller t
residual design of number 11413
derived from number 11414

622: 622 5-(30,15,931040) (complement has $\lambda=2337720$)
Alltop construction for design number 619
Tran van Trung construction with supplementary design for design number 11259

623: 623 4-(37,7,1584) (complement has $\lambda=3872$)
TvT: 4-(36,6,144) $\cup$ 4-(36,7,1440)

624: 624 4-(38,8,13464) (complement has $\lambda=32912$)
TvT: 4-(37,7,1584) $\cup$ 4-(37,8,11880)

625: 625 4-(39,9,94248) (complement has $\lambda=230384$)
TvT: 4-(38,8,13464) $\cup$ 4-(38,9,80784)

626: 626 5-(27,13,40095) (complement has $\lambda=279675$)
TvT: 5-(26,12,14580) $\cup$ 5-(26,13,25515)

627: 627 5-(27,14,62370) (complement has $\lambda=435050$)
supplementary design of number 626

628: 628 4-(26,12,40095) (complement has $\lambda=279675$)
derived from number 626
residual design of number 6645
design of number 6647 with respect to smaller t

629: 629 4-(26,13,62370) (complement has $\lambda=435050$)
residual design of number 626
derived from number 627
Tran van Trung construction with supplementary design for design number 6651
design of number 6653 with respect to smaller t

630: 630 4-(26,14,81081) (complement has $\lambda=565565$)
residual design of number 627

631: 631 5-(28,13,61479) (complement has $\lambda=428835$)
TvT: 5-(27,12,21384) $\cup$ 5-(27,13,40095)

632: 632 4-(27,12,61479) (complement has $\lambda=428835$)
derived from number 631
design of number 6645 with respect to smaller t

633: 633 4-(24,9,1152) (complement has $\lambda=14352$)
TvT: 4-(23,8,288) $\cup$ 4-(23,9,864)

634: 634 4-(24,10,13200) (complement has $\lambda=25560$)
TvT: 4-(23,9,3960) $\cup$ 4-(23,10,9240)
residual design of number 8370
derived from number 8371

635: 635 4-(24,10,18300) (complement has $\lambda=20460$)
TvT: 4-(23,9,5490) $\cup$ 4-(23,10,12810)

636: 636 4-(24,10,19140) (complement has $\lambda=19620$)
TvT: 4-(23,9,5742) $\cup$ 4-(23,10,13398)

637: 637 4-(25,9,1512) (complement has $\lambda=18837$)
TvT: 4-(24,8,360) $\cup$ 4-(24,9,1152)

638: 638 4-(25,10,336) (complement has $\lambda=53928$)
TvT: 4-(24,9,96) $\cup$ 4-(24,10,240)

639: 639 4-(25,10,4032) (complement has $\lambda=50232$)
TvT: 4-(24,9,1152) $\cup$ 4-(24,10,2880)

640: 640 4-(25,10,20748) (complement has $\lambda=33516$)
TvT: 4-(24,9,5928) $\cup$ 4-(24,10,14820)

641: 641 4-(25,10,22848) (complement has $\lambda=31416$)
TvT: 4-(24,9,6528) $\cup$ 4-(24,10,16320)

642: 642 4-(25,10,25620) (complement has $\lambda=28644$)
TvT: 4-(24,9,7320) $\cup$ 4-(24,10,18300)

643: 643 4-(25,10,26796) (complement has $\lambda=27468$)
TvT: 4-(24,9,7656) $\cup$ 4-(24,10,19140)

644: 644 4-(25,11,33660) (complement has $\lambda=82620$)
TvT: 4-(24,10,11220) $\cup$ 4-(24,11,22440)

645: 645 4-(25,11,39600) (complement has $\lambda=76680$)
TvT: 4-(24,10,13200) $\cup$ 4-(24,11,26400)
residual design of number 8368
design of number 8371 with respect to smaller t
derived from number 11200

646: 646 4-(25,11,46980) (complement has $\lambda=69300$)
TvT: 4-(24,10,15660) $\cup$ 4-(24,11,31320)

647: 647 4-(25,11,48960) (complement has $\lambda=67320$)
TvT: 4-(24,10,16320) $\cup$ 4-(24,11,32640)

648: 648 4-(25,11,54900) (complement has $\lambda=61380$)
TvT: 4-(24,10,18300) $\cup$ 4-(24,11,36600)

649: 649 4-(25,12,101115) (complement has $\lambda=102375$)
TvT: 4-(24,11,38520) $\cup$ 4-(24,12,62595)
derived from number 651
design of number 711 with respect to smaller t
residual design of number 716

650: 650 4-(25,13,146055) (complement has $\lambda=147875$)
supplementary design of number 649
residual design of number 651
design of number 712 with respect to smaller t

651: 651 5-(26,13,101115) (complement has $\lambda=102375$)
Alltop construction for design number 649
Tran van Trung construction with supplementary design for design number 711

652: 652 4-(26,10,462) (complement has $\lambda=74151$)
TvT: 4-(25,9,126) $\cup$ 4-(25,10,336)

653: 653 4-(26,10,3927) (complement has $\lambda=70686$)
TvT: 4-(25,9,1071) $\cup$ 4-(25,10,2856)

654: 654 4-(26,10,5544) (complement has $\lambda=69069$)
TvT: 4-(25,9,1512) $\cup$ 4-(25,10,4032)

655: 655 4-(26,10,31416) (complement has $\lambda=43197$)
TvT: 4-(25,9,8568) $\cup$ 4-(25,10,22848)

656: 656 4-(26,11,49368) (complement has $\lambda=121176$)
TvT: 4-(25,10,15708) $\cup$ 4-(25,11,33660)

657: 657 4-(26,11,68904) (complement has $\lambda=101640$)
TvT: 4-(25,10,21924) $\cup$ 4-(25,11,46980)

658: 658 4-(26,11,71808) (complement has $\lambda=98736$)
TvT: 4-(25,10,22848) $\cup$ 4-(25,11,48960)

659: 659 4-(26,12,108900) (complement has $\lambda=210870$)
TvT: 4-(25,11,39600) $\cup$ 4-(25,12,69300)
design of number 11200 with respect to smaller t
residual design of number 11204
derived from number 11353

660: 660 4-(26,12,114345) (complement has $\lambda=205425$)
TvT: 4-(25,11,41580) $\cup$ 4-(25,12,72765)

661: 661 4-(26,12,123750) (complement has $\lambda=196020$)
TvT: 4-(25,11,45000) $\cup$ 4-(25,12,78750)
design of number 11351 with respect to smaller t
residual design of number 11352
derived from number 11386

662: 662 4-(27,10,5313) (complement has $\lambda=95634$)
TvT: 4-(26,9,1386) $\cup$ 4-(26,10,3927)

663: 663 4-(27,11,103224) (complement has $\lambda=141933$)
TvT: 4-(26,10,31416) $\cup$ 4-(26,11,71808)

664: 664 4-(27,12,109296) (complement has $\lambda=381018$)
TvT: 4-(26,11,38016) $\cup$ 4-(26,12,71280)

665: 665 4-(27,12,189750) (complement has $\lambda=300564$)
TvT: 4-(26,11,66000) $\cup$ 4-(26,12,123750)
design of number 11352 with respect to smaller t
residual design of number 11358
derived from number 11391

666: 666 4-(27,13,65780) (complement has $\lambda=751410$)
TvT: 4-(26,12,25740) $\cup$ 4-(26,13,40040)
derived from number 668
design of number 720 with respect to smaller t
residual design of number 770

667: 667 4-(27,14,92092) (complement has $\lambda=1051974$)
supplementary design of number 666
residual design of number 668
design of number 721 with respect to smaller t

668: 668 5-(28,14,65780) (complement has $\lambda=751410$)
Alltop construction for design number 666
Tran van Trung construction with supplementary design for design number 720

669: 669 4-(27,13,246675) (complement has $\lambda=570515$)
TvT: 4-(26,12,96525) $\cup$ 4-(26,13,150150)
derived from number 672

670: 670 4-(27,14,345345) (complement has $\lambda=798721$)
supplementary design of number 669
residual design of number 672

671: 671 4-(28,14,592020) (complement has $\lambda=1369236$)
Tran van Trung construction with supplementary design for design number 669
design of number 672 with respect to smaller t

672: 672 5-(28,14,246675) (complement has $\lambda=570515$)
Alltop construction for design number 669

673: 673 4-(27,13,278300) (complement has $\lambda=538890$)
TvT: 4-(26,12,108900) $\cup$ 4-(26,13,169400)
derived from number 676
design of number 11353 with respect to smaller t
residual design of number 11360

674: 674 4-(27,14,389620) (complement has $\lambda=754446$)
supplementary design of number 673
residual design of number 676
design of number 11354 with respect to smaller t

675: 675 4-(28,14,667920) (complement has $\lambda=1293336$)
Tran van Trung construction with supplementary design for design number 673
design of number 676 with respect to smaller t
TvT: 4-(27,13,278300) $\cup$ 4-(27,14,389620)
residual design of number 11366
derived from number 11367

676: 676 5-(28,14,278300) (complement has $\lambda=538890$)
Alltop construction for design number 673
Tran van Trung construction with supplementary design for design number 11353

677: 677 4-(27,13,292215) (complement has $\lambda=524975$)
TvT: 4-(26,12,114345) $\cup$ 4-(26,13,177870)
derived from number 680

678: 678 4-(27,14,409101) (complement has $\lambda=734965$)
supplementary design of number 677
residual design of number 680

679: 679 4-(28,14,701316) (complement has $\lambda=1259940$)
Tran van Trung construction with supplementary design for design number 677
design of number 680 with respect to smaller t

680: 680 5-(28,14,292215) (complement has $\lambda=524975$)
Alltop construction for design number 677

681: 681 4-(27,13,316250) (complement has $\lambda=500940$)
TvT: 4-(26,12,123750) $\cup$ 4-(26,13,192500)
derived from number 684
design of number 11386 with respect to smaller t
residual design of number 11391

682: 682 4-(27,14,442750) (complement has $\lambda=701316$)
supplementary design of number 681
residual design of number 684
design of number 11387 with respect to smaller t

683: 683 4-(28,14,759000) (complement has $\lambda=1202256$)
Tran van Trung construction with supplementary design for design number 681
design of number 684 with respect to smaller t
residual design of number 11394
derived from number 11395

684: 684 5-(28,14,316250) (complement has $\lambda=500940$)
Alltop construction for design number 681
Tran van Trung construction with supplementary design for design number 11386

685: 685 4-(28,10,7084) (complement has $\lambda=127512$)
TvT: 4-(27,9,1771) $\cup$ 4-(27,10,5313)

686: 686 4-(28,12,163944) (complement has $\lambda=571527$)
TvT: 4-(27,11,54648) $\cup$ 4-(27,12,109296)

687: 687 4-(28,13,291456) (complement has $\lambda=1016048$)
TvT: 4-(27,12,109296) $\cup$ 4-(27,13,182160)

688: 688 4-(28,13,506000) (complement has $\lambda=801504$)
TvT: 4-(27,12,189750) $\cup$ 4-(27,13,316250)
design of number 11391 with respect to smaller t
residual design of number 11393
derived from number 11394

689: 689 4-(29,7,800) (complement has $\lambda=1500$)
TvT: 4-(28,6,96) $\cup$ 4-(28,7,704)

690: 690 4-(29,13,455400) (complement has $\lambda=1587575$)
TvT: 4-(28,12,163944) $\cup$ 4-(28,13,291456)

691: 691 4-(29,14,728640) (complement has $\lambda=2540120$)
TvT: 4-(28,13,291456) $\cup$ 4-(28,14,437184)
derived from number 694

692: 692 4-(29,15,993600) (complement has $\lambda=3463800$)
supplementary design of number 691
residual design of number 694

693: 693 4-(30,15,1722240) (complement has $\lambda=6003920$)
Tran van Trung construction with supplementary design for design number 691
design of number 694 with respect to smaller t
TvT: 4-(29,14,728640) $\cup$ 4-(29,15,993600)

694: 694 5-(30,15,728640) (complement has $\lambda=2540120$)
Alltop construction for design number 691

695: 695 4-(30,8,5200) (complement has $\lambda=9750$)
TvT: 4-(29,7,800) $\cup$ 4-(29,8,4400)

696: 696 4-(30,14,1184040) (complement has $\lambda=4127695$)
TvT: 4-(29,13,455400) $\cup$ 4-(29,14,728640)

697: 697 4-(31,15,2906280) (complement has $\lambda=10131615$)
TvT: 4-(30,14,1184040) $\cup$ 4-(30,15,1722240)
derived from number 699

698: 698 4-(32,16,6781320) (complement has $\lambda=23640435$)
Tran van Trung construction with supplementary design for design number 697
design of number 699 with respect to smaller t

699: 699 5-(32,16,2906280) (complement has $\lambda=10131615$)
Alltop construction for design number 697

700: 700 4-(31,16,3875040) (complement has $\lambda=13508820$)
residual design of number 699

701: 701 4-(40,10,565488) (complement has $\lambda=1382304$)
TvT: 4-(39,9,94248) $\cup$ 4-(39,10,471240)

702: 702 4-(41,11,2989008) (complement has $\lambda=7306464$)
TvT: 4-(40,10,565488) $\cup$ 4-(40,11,2423520)

703: 703 5-(25,12,27120) (complement has $\lambda=50400$)
TvT: 5-(24,11,9492) $\cup$ 5-(24,12,17628)

704: 704 5-(25,13,44070) (complement has $\lambda=81900$)
supplementary design of number 703

705: 705 4-(25,12,71190) (complement has $\lambda=132300$)
design of number 703 with respect to smaller t
derived from number 708
residual design of number 8874

706: 706 4-(24,11,27120) (complement has $\lambda=50400$)
derived from number 703
residual design of number 7924
design of number 7926 with respect to smaller t

707: 707 4-(24,12,44070) (complement has $\lambda=81900$)
residual design of number 703
derived from number 704
Tran van Trung construction with supplementary design for design number 7931
design of number 7933 with respect to smaller t

708: 708 5-(26,13,71190) (complement has $\lambda=132300$)
Tran van Trung construction with supplementary design for design number 703
Alltop construction for design number 705
residual design of number 8873
derived from number 8875

709: 709 4-(25,13,102830) (complement has $\lambda=191100$)
design of number 704 with respect to smaller t
supplementary design of number 705
residual design of number 708
derived from number 8878

710: 710 4-(24,13,58760) (complement has $\lambda=109200$)
residual design of number 704

711: 711 5-(25,12,38520) (complement has $\lambda=39000$)
TvT: 5-(24,11,13482) $\cup$ 5-(24,12,25038)

712: 712 5-(25,13,62595) (complement has $\lambda=63375$)
supplementary design of number 711

713: 713 4-(24,11,38520) (complement has $\lambda=39000$)
derived from number 711
residual design of number 7969
design of number 7971 with respect to smaller t

714: 714 4-(24,12,62595) (complement has $\lambda=63375$)
residual design of number 711
derived from number 712
Tran van Trung construction with supplementary design for design number 7975
design of number 7977 with respect to smaller t

715: 715 4-(24,13,83460) (complement has $\lambda=84500$)
residual design of number 712

716: 716 5-(26,12,57780) (complement has $\lambda=58500$)
TvT: 5-(25,11,19260) $\cup$ 5-(25,12,38520)

717: 717 4-(25,11,57780) (complement has $\lambda=58500$)
derived from number 716
residual design of number 7967
design of number 7969 with respect to smaller t

718: 718 5-(27,12,84744) (complement has $\lambda=85800$)
TvT: 5-(26,11,26964) $\cup$ 5-(26,12,57780)

719: 719 4-(26,11,84744) (complement has $\lambda=85800$)
derived from number 718
design of number 7967 with respect to smaller t

720: 720 5-(27,13,25740) (complement has $\lambda=294030$)
TvT: 5-(26,12,9360) $\cup$ 5-(26,13,16380)

721: 721 5-(27,14,40040) (complement has $\lambda=457380$)
supplementary design of number 720

722: 722 4-(26,12,25740) (complement has $\lambda=294030$)
derived from number 720
residual design of number 6636
design of number 6638 with respect to smaller t

723: 723 4-(26,13,40040) (complement has $\lambda=457380$)
residual design of number 720
derived from number 721
Tran van Trung construction with supplementary design for design number 6641
design of number 6643 with respect to smaller t

724: 724 4-(26,14,52052) (complement has $\lambda=594594$)
residual design of number 721

725: 725 4-(25,10,18480) (complement has $\lambda=35784$)
TvT: 4-(24,9,5280) $\cup$ 4-(24,10,13200)
residual design of number 8367
derived from number 8368
design of number 8370 with respect to smaller t

726: 726 4-(25,11,39060) (complement has $\lambda=77220$)
TvT: 4-(24,10,13020) $\cup$ 4-(24,11,26040)

727: 727 4-(25,11,45540) (complement has $\lambda=70740$)
TvT: 4-(24,10,15180) $\cup$ 4-(24,11,30360)

728: 728 4-(25,11,57420) (complement has $\lambda=58860$)
TvT: 4-(24,10,19140) $\cup$ 4-(24,11,38280)

729: 729 4-(26,11,57288) (complement has $\lambda=113256$)
TvT: 4-(25,10,18228) $\cup$ 4-(25,11,39060)

730: 730 4-(26,11,66792) (complement has $\lambda=103752$)
TvT: 4-(25,10,21252) $\cup$ 4-(25,11,45540)

731: 731 4-(26,11,80520) (complement has $\lambda=90024$)
TvT: 4-(25,10,25620) $\cup$ 4-(25,11,54900)

732: 732 4-(26,12,92565) (complement has $\lambda=227205$)
TvT: 4-(25,11,33660) $\cup$ 4-(25,12,58905)

733: 733 4-(26,12,125235) (complement has $\lambda=194535$)
TvT: 4-(25,11,45540) $\cup$ 4-(25,12,79695)

734: 734 4-(26,12,134640) (complement has $\lambda=185130$)
TvT: 4-(25,11,48960) $\cup$ 4-(25,12,85680)

735: 735 4-(26,12,150975) (complement has $\lambda=168795$)
TvT: 4-(25,11,54900) $\cup$ 4-(25,12,96075)

736: 736 4-(26,12,157905) (complement has $\lambda=161865$)
TvT: 4-(25,11,57420) $\cup$ 4-(25,12,100485)

737: 737 4-(27,12,141933) (complement has $\lambda=348381$)
TvT: 4-(26,11,49368) $\cup$ 4-(26,12,92565)

738: 738 4-(27,12,175329) (complement has $\lambda=314985$)
TvT: 4-(26,11,60984) $\cup$ 4-(26,12,114345)

739: 739 4-(27,12,192027) (complement has $\lambda=298287$)
TvT: 4-(26,11,66792) $\cup$ 4-(26,12,125235)

740: 740 4-(27,12,231495) (complement has $\lambda=258819$)
TvT: 4-(26,11,80520) $\cup$ 4-(26,12,150975)

741: 741 4-(27,13,236555) (complement has $\lambda=580635$)
TvT: 4-(26,12,92565) $\cup$ 4-(26,13,143990)
derived from number 744

742: 742 4-(27,14,331177) (complement has $\lambda=812889$)
supplementary design of number 741
residual design of number 744

743: 743 4-(28,14,567732) (complement has $\lambda=1393524$)
Tran van Trung construction with supplementary design for design number 741
design of number 744 with respect to smaller t

744: 744 5-(28,14,236555) (complement has $\lambda=580635$)
Alltop construction for design number 741

745: 745 4-(27,13,320045) (complement has $\lambda=497145$)
TvT: 4-(26,12,125235) $\cup$ 4-(26,13,194810)
derived from number 748

746: 746 4-(27,14,448063) (complement has $\lambda=696003$)
supplementary design of number 745
residual design of number 748

747: 747 4-(28,14,768108) (complement has $\lambda=1193148$)
Tran van Trung construction with supplementary design for design number 745
design of number 748 with respect to smaller t

748: 748 5-(28,14,320045) (complement has $\lambda=497145$)
Alltop construction for design number 745

749: 749 4-(27,13,344080) (complement has $\lambda=473110$)
TvT: 4-(26,12,134640) $\cup$ 4-(26,13,209440)
derived from number 752

750: 750 4-(27,14,481712) (complement has $\lambda=662354$)
supplementary design of number 749
residual design of number 752

751: 751 4-(28,14,825792) (complement has $\lambda=1135464$)
Tran van Trung construction with supplementary design for design number 749
design of number 752 with respect to smaller t

752: 752 5-(28,14,344080) (complement has $\lambda=473110$)
Alltop construction for design number 749

753: 753 4-(27,13,385825) (complement has $\lambda=431365$)
TvT: 4-(26,12,150975) $\cup$ 4-(26,13,234850)
derived from number 756

754: 754 4-(27,14,540155) (complement has $\lambda=603911$)
supplementary design of number 753
residual design of number 756

755: 755 4-(28,14,925980) (complement has $\lambda=1035276$)
Tran van Trung construction with supplementary design for design number 753
design of number 756 with respect to smaller t

756: 756 5-(28,14,385825) (complement has $\lambda=431365$)
Alltop construction for design number 753

757: 757 4-(28,13,378488) (complement has $\lambda=929016$)
TvT: 4-(27,12,141933) $\cup$ 4-(27,13,236555)

758: 758 4-(28,13,467544) (complement has $\lambda=839960$)
TvT: 4-(27,12,175329) $\cup$ 4-(27,13,292215)

759: 759 4-(28,13,512072) (complement has $\lambda=795432$)
TvT: 4-(27,12,192027) $\cup$ 4-(27,13,320045)

760: 760 4-(28,13,617320) (complement has $\lambda=690184$)
TvT: 4-(27,12,231495) $\cup$ 4-(27,13,385825)

761: 761 5-(25,12,23520) (complement has $\lambda=54000$)
TvT: 5-(24,11,8232) $\cup$ 5-(24,12,15288)

762: 762 5-(25,13,38220) (complement has $\lambda=87750$)
supplementary design of number 761

763: 763 4-(25,12,61740) (complement has $\lambda=141750$)
design of number 761 with respect to smaller t
derived from number 766
residual design of number 9011

764: 764 4-(24,11,23520) (complement has $\lambda=54000$)
derived from number 761
residual design of number 7910
design of number 7912 with respect to smaller t

765: 765 4-(24,12,38220) (complement has $\lambda=87750$)
residual design of number 761
derived from number 762
Tran van Trung construction with supplementary design for design number 7915
design of number 7917 with respect to smaller t

766: 766 5-(26,13,61740) (complement has $\lambda=141750$)
Tran van Trung construction with supplementary design for design number 761
Alltop construction for design number 763
residual design of number 9007
derived from number 9008

767: 767 4-(25,13,89180) (complement has $\lambda=204750$)
design of number 762 with respect to smaller t
supplementary design of number 763
residual design of number 766
derived from number 9012

768: 768 4-(24,13,50960) (complement has $\lambda=117000$)
residual design of number 762

769: 769 4-(26,13,150920) (complement has $\lambda=346500$)
Tran van Trung construction with supplementary design for design number 763
design of number 766 with respect to smaller t
residual design of number 9009
derived from number 9010

770: 770 5-(28,13,39468) (complement has $\lambda=450846$)
TvT: 5-(27,12,13728) $\cup$ 5-(27,13,25740)

771: 771 4-(27,12,39468) (complement has $\lambda=450846$)
derived from number 770
design of number 6636 with respect to smaller t

772: 772 4-(26,10,4389) (complement has $\lambda=70224$)
TvT: 4-(25,9,1197) $\cup$ 4-(25,10,3192)

773: 773 4-(26,11,58080) (complement has $\lambda=112464$)
TvT: 4-(25,10,18480) $\cup$ 4-(25,11,39600)
residual design of number 8366
design of number 8368 with respect to smaller t
derived from number 11204

774: 774 4-(26,11,65208) (complement has $\lambda=105336$)
TvT: 4-(25,10,20748) $\cup$ 4-(25,11,44460)

775: 775 4-(26,11,84216) (complement has $\lambda=86328$)
TvT: 4-(25,10,26796) $\cup$ 4-(25,11,57420)

776: 776 4-(26,12,107415) (complement has $\lambda=212355$)
TvT: 4-(25,11,39060) $\cup$ 4-(25,12,68355)

777: 777 4-(26,12,129195) (complement has $\lambda=190575$)
TvT: 4-(25,11,46980) $\cup$ 4-(25,12,82215)

778: 778 4-(27,10,42504) (complement has $\lambda=58443$)
TvT: 4-(26,9,11088) $\cup$ 4-(26,10,31416)

779: 779 4-(27,12,164703) (complement has $\lambda=325611$)
TvT: 4-(26,11,57288) $\cup$ 4-(26,12,107415)

780: 780 4-(27,12,187473) (complement has $\lambda=302841$)
TvT: 4-(26,11,65208) $\cup$ 4-(26,12,122265)

781: 781 4-(27,12,198099) (complement has $\lambda=292215$)
TvT: 4-(26,11,68904) $\cup$ 4-(26,12,129195)

782: 782 4-(27,12,242121) (complement has $\lambda=248193$)
TvT: 4-(26,11,84216) $\cup$ 4-(26,12,157905)

783: 783 4-(27,13,274505) (complement has $\lambda=542685$)
TvT: 4-(26,12,107415) $\cup$ 4-(26,13,167090)
derived from number 786

784: 784 4-(27,14,384307) (complement has $\lambda=759759$)
supplementary design of number 783
residual design of number 786

785: 785 4-(28,14,658812) (complement has $\lambda=1302444$)
Tran van Trung construction with supplementary design for design number 783
design of number 786 with respect to smaller t

786: 786 5-(28,14,274505) (complement has $\lambda=542685$)
Alltop construction for design number 783

787: 787 4-(27,13,330165) (complement has $\lambda=487025$)
TvT: 4-(26,12,129195) $\cup$ 4-(26,13,200970)
derived from number 790

788: 788 4-(27,14,462231) (complement has $\lambda=681835$)
supplementary design of number 787
residual design of number 790

789: 789 4-(28,14,792396) (complement has $\lambda=1168860$)
Tran van Trung construction with supplementary design for design number 787
design of number 790 with respect to smaller t

790: 790 5-(28,14,330165) (complement has $\lambda=487025$)
Alltop construction for design number 787

791: 791 4-(27,13,403535) (complement has $\lambda=413655$)
TvT: 4-(26,12,157905) $\cup$ 4-(26,13,245630)
derived from number 794

792: 792 4-(27,14,564949) (complement has $\lambda=579117$)
supplementary design of number 791
residual design of number 794

793: 793 4-(28,14,968484) (complement has $\lambda=992772$)
Tran van Trung construction with supplementary design for design number 791
design of number 794 with respect to smaller t

794: 794 5-(28,14,403535) (complement has $\lambda=413655$)
Alltop construction for design number 791

795: 795 4-(28,10,56672) (complement has $\lambda=77924$)
TvT: 4-(27,9,14168) $\cup$ 4-(27,10,42504)

796: 796 4-(28,11,145728) (complement has $\lambda=200376$)
TvT: 4-(27,10,42504) $\cup$ 4-(27,11,103224)

797: 797 4-(28,13,394680) (complement has $\lambda=912824$)
TvT: 4-(27,12,148005) $\cup$ 4-(27,13,246675)

798: 798 4-(28,13,439208) (complement has $\lambda=868296$)
TvT: 4-(27,12,164703) $\cup$ 4-(27,13,274505)

799: 799 4-(28,13,499928) (complement has $\lambda=807576$)
TvT: 4-(27,12,187473) $\cup$ 4-(27,13,312455)

800: 800 4-(28,13,528264) (complement has $\lambda=779240$)
TvT: 4-(27,12,198099) $\cup$ 4-(27,13,330165)

801: 801 4-(29,11,202400) (complement has $\lambda=278300$)
TvT: 4-(28,10,56672) $\cup$ 4-(28,11,145728)

802: 802 4-(29,14,1249820) (complement has $\lambda=2018940$)
TvT: 4-(28,13,499928) $\cup$ 4-(28,14,749892)
derived from number 805

803: 803 4-(29,15,1704300) (complement has $\lambda=2753100$)
supplementary design of number 802
residual design of number 805

804: 804 4-(30,15,2954120) (complement has $\lambda=4772040$)
Tran van Trung construction with supplementary design for design number 802
design of number 805 with respect to smaller t

805: 805 5-(30,15,1249820) (complement has $\lambda=2018940$)
Alltop construction for design number 802

806: 806 4-(27,12,166980) (complement has $\lambda=323334$)
TvT: 4-(26,11,58080) $\cup$ 4-(26,12,108900)
design of number 11204 with respect to smaller t
derived from number 11360
residual design of number 11389

807: 807 4-(27,12,206448) (complement has $\lambda=283866$)
TvT: 4-(26,11,71808) $\cup$ 4-(26,12,134640)

808: 808 4-(28,12,309672) (complement has $\lambda=425799$)
TvT: 4-(27,11,103224) $\cup$ 4-(27,12,206448)

809: 809 4-(28,13,445280) (complement has $\lambda=862224$)
TvT: 4-(27,12,166980) $\cup$ 4-(27,13,278300)
design of number 11360 with respect to smaller t
derived from number 11366
residual design of number 11422

810: 810 4-(28,13,550528) (complement has $\lambda=756976$)
TvT: 4-(27,12,206448) $\cup$ 4-(27,13,344080)

811: 811 4-(28,13,645656) (complement has $\lambda=661848$)
TvT: 4-(27,12,242121) $\cup$ 4-(27,13,403535)

812: 812 4-(29,12,455400) (complement has $\lambda=626175$)
TvT: 4-(28,11,145728) $\cup$ 4-(28,12,309672)

813: 813 4-(29,13,860200) (complement has $\lambda=1182775$)
TvT: 4-(28,12,309672) $\cup$ 4-(28,13,550528)

814: 814 4-(29,14,1113200) (complement has $\lambda=2155560$)
TvT: 4-(28,13,445280) $\cup$ 4-(28,14,667920)
derived from number 817
design of number 11366 with respect to smaller t
residual design of number 11423

815: 815 4-(29,15,1518000) (complement has $\lambda=2939400$)
supplementary design of number 814
residual design of number 817
design of number 11367 with respect to smaller t

816: 816 4-(30,15,2631200) (complement has $\lambda=5094960$)
Tran van Trung construction with supplementary design for design number 814
design of number 817 with respect to smaller t
TvT: 4-(29,14,1113200) $\cup$ 4-(29,15,1518000)
residual design of number 11424
derived from number 11425

817: 817 5-(30,15,1113200) (complement has $\lambda=2155560$)
Alltop construction for design number 814
Tran van Trung construction with supplementary design for design number 11366

818: 818 4-(30,12,657800) (complement has $\lambda=904475$)
TvT: 4-(29,11,202400) $\cup$ 4-(29,12,455400)

819: 819 4-(30,13,1315600) (complement has $\lambda=1808950$)
TvT: 4-(29,12,455400) $\cup$ 4-(29,13,860200)

820: 820 4-(31,13,1973400) (complement has $\lambda=2713425$)
TvT: 4-(30,12,657800) $\cup$ 4-(30,13,1315600)

821: 821 5-(25,12,30720) (complement has $\lambda=46800$)
TvT: 5-(24,11,10752) $\cup$ 5-(24,12,19968)
residual design of number 10591
derived from number 10592
design of number 10593 with respect to smaller t

822: 822 5-(25,13,49920) (complement has $\lambda=76050$)
supplementary design of number 821
residual design of number 10592
design of number 10594 with respect to smaller t
derived from number 10595

823: 823 4-(25,12,80640) (complement has $\lambda=122850$)
design of number 821 with respect to smaller t
derived from number 826
residual design of number 8898

824: 824 4-(24,11,30720) (complement has $\lambda=46800$)
derived from number 821
residual design of number 7939
design of number 7942 with respect to smaller t

825: 825 4-(24,12,49920) (complement has $\lambda=76050$)
residual design of number 821
derived from number 822
Tran van Trung construction with supplementary design for design number 7948
design of number 7950 with respect to smaller t

826: 826 5-(26,13,80640) (complement has $\lambda=122850$)
Tran van Trung construction with supplementary design for design number 821
Alltop construction for design number 823
residual design of number 8897
derived from number 8899
design of number 10592 with respect to smaller t

827: 827 4-(25,13,116480) (complement has $\lambda=177450$)
design of number 822 with respect to smaller t
supplementary design of number 823
residual design of number 826
derived from number 8902

828: 828 4-(24,13,66560) (complement has $\lambda=101400$)
residual design of number 822
design of number 10597 with respect to smaller t
derived from number 10598

829: 829 5-(25,9,300) (complement has $\lambda=4545$)
TvT: 5-(24,8,60) $\cup$ 5-(24,9,240)

830: 830 4-(25,9,1260) (complement has $\lambda=19089$)
design of number 829 with respect to smaller t
derived from number 857

831: 831 4-(24,8,300) (complement has $\lambda=4545$)
derived from number 829
design of number 3180 with respect to smaller t

832: 832 4-(24,9,960) (complement has $\lambda=14544$)
residual design of number 829
derived from number 833
design of number 3588 with respect to smaller t

833: 833 5-(25,10,960) (complement has $\lambda=14544$)
TvT: 5-(24,9,240) $\cup$ 5-(24,10,720)

834: 834 4-(25,10,3360) (complement has $\lambda=50904$)
design of number 833 with respect to smaller t
residual design of number 857

835: 835 4-(24,10,2400) (complement has $\lambda=36360$)
residual design of number 833
design of number 2615 with respect to smaller t

836: 836 5-(25,10,2784) (complement has $\lambda=12720$)
TvT: 5-(24,9,696) $\cup$ 5-(24,10,2088)

837: 837 4-(25,10,9744) (complement has $\lambda=44520$)
design of number 836 with respect to smaller t

838: 838 4-(24,9,2784) (complement has $\lambda=12720$)
derived from number 836
design of number 3652 with respect to smaller t

839: 839 4-(24,10,6960) (complement has $\lambda=31800$)
residual design of number 836
design of number 2445 with respect to smaller t

840: 840 5-(25,10,1032) (complement has $\lambda=14472$)
TvT: 5-(24,9,258) $\cup$ 5-(24,10,774)

841: 841 4-(25,10,3612) (complement has $\lambda=50652$)
design of number 840 with respect to smaller t

842: 842 4-(24,9,1032) (complement has $\lambda=14472$)
derived from number 840
design of number 3591 with respect to smaller t

843: 843 4-(24,10,2580) (complement has $\lambda=36180$)
residual design of number 840
design of number 2626 with respect to smaller t

844: 844 5-(25,10,1248) (complement has $\lambda=14256$)
TvT: 5-(24,9,312) $\cup$ 5-(24,10,936)

845: 845 4-(25,10,4368) (complement has $\lambda=49896$)
design of number 844 with respect to smaller t
derived from number 6637

846: 846 4-(24,9,1248) (complement has $\lambda=14256$)
derived from number 844
design of number 3602 with respect to smaller t

847: 847 4-(24,10,3120) (complement has $\lambda=35640$)
residual design of number 844
design of number 2661 with respect to smaller t

848: 848 5-(25,12,11520) (complement has $\lambda=66000$)
TvT: 5-(24,11,4032) $\cup$ 5-(24,12,7488)

849: 849 5-(25,13,18720) (complement has $\lambda=107250$)
supplementary design of number 848

850: 850 4-(25,12,30240) (complement has $\lambda=173250$)
design of number 848 with respect to smaller t
derived from number 853

851: 851 4-(24,11,11520) (complement has $\lambda=66000$)
derived from number 848
design of number 2682 with respect to smaller t

852: 852 4-(24,12,18720) (complement has $\lambda=107250$)
residual design of number 848
derived from number 849
Tran van Trung construction with supplementary design for design number 2684
design of number 2686 with respect to smaller t

853: 853 5-(26,13,30240) (complement has $\lambda=173250$)
Tran van Trung construction with supplementary design for design number 848
Alltop construction for design number 850

854: 854 4-(25,13,43680) (complement has $\lambda=250250$)
design of number 849 with respect to smaller t
supplementary design of number 850
residual design of number 853

855: 855 4-(24,13,24960) (complement has $\lambda=143000$)
residual design of number 849

856: 856 4-(26,13,73920) (complement has $\lambda=423500$)
Tran van Trung construction with supplementary design for design number 850
design of number 853 with respect to smaller t

857: 857 5-(26,10,1260) (complement has $\lambda=19089$)
TvT: 5-(25,9,300) $\cup$ 5-(25,10,960)

858: 858 4-(26,10,4620) (complement has $\lambda=69993$)
design of number 857 with respect to smaller t

859: 859 5-(25,12,14160) (complement has $\lambda=63360$)
TvT: 5-(24,11,4956) $\cup$ 5-(24,12,9204)

860: 860 5-(25,13,23010) (complement has $\lambda=102960$)
supplementary design of number 859

861: 861 4-(25,12,37170) (complement has $\lambda=166320$)
design of number 859 with respect to smaller t
derived from number 864

862: 862 4-(24,11,14160) (complement has $\lambda=63360$)
derived from number 859
design of number 2694 with respect to smaller t

863: 863 4-(24,12,23010) (complement has $\lambda=102960$)
residual design of number 859
derived from number 860
Tran van Trung construction with supplementary design for design number 2696
design of number 2698 with respect to smaller t

864: 864 5-(26,13,37170) (complement has $\lambda=166320$)
Tran van Trung construction with supplementary design for design number 859
Alltop construction for design number 861

865: 865 4-(25,13,53690) (complement has $\lambda=240240$)
design of number 860 with respect to smaller t
supplementary design of number 861
residual design of number 864

866: 866 4-(24,13,30680) (complement has $\lambda=137280$)
residual design of number 860

867: 867 4-(26,13,90860) (complement has $\lambda=406560$)
Tran van Trung construction with supplementary design for design number 861
design of number 864 with respect to smaller t

868: 868 5-(108,6,1) (complement has $\lambda=102$)
\cite{Mathon97} $PSL(2,107)$ >= 1000 isomorphism types

869: 869 4-(108,6,52) (complement has $\lambda=5304$)
design of number 868 with respect to smaller t

870: 870 4-(107,5,1) (complement has $\lambda=102$)
derived from number 868

871: 871 4-(107,6,51) (complement has $\lambda=5202$)
residual design of number 868

872: 872 5-(13,6,4) (selfcomplementary)
\cite{Kreher86a}
derived from number 878
derived from complement of number 878

873: 873 5-(13,7,14) (selfcomplementary)
supplementary design of number 872
residual design of number 878
residual design of complement of number 878

874: 874 4-(13,6,18) (selfcomplementary)
design of number 872 with respect to smaller t
complementary design of number 872 with respect to smaller t
derived from number 877
derived from complement of number 877

875: 875 4-(12,5,4) (selfcomplementary)
derived from number 872
derived from complement of number 872

876: 876 4-(12,6,14) (selfcomplementary)
residual design of number 872
residual design of complement of number 872
derived from number 873
derived from complement of number 873

877: 877 5-(14,7,18) (selfcomplementary)
Tran van Trung construction with supplementary design for design number 872
Alltop construction for design number 874
design of number 878 with respect to smaller t
complementary design of number 878 with respect to smaller t
$LS[2](5,7,14)$ $C_{13}+$

878: 878 6-(14,7,4) (selfcomplementary)
Alltop construction for design number 872
$C_{13}+$ (2 isom. types) \cite{KreherRadziszowski86}, Halving of the complete design

879: 879 4-(13,7,42) (selfcomplementary)
design of number 873 with respect to smaller t
complementary design of number 873 with respect to smaller t
supplementary design of number 874
residual design of number 877
residual design of complement of number 877

880: 880 4-(12,7,28) (selfcomplementary)
residual design of number 873
residual design of complement of number 873

881: 881 4-(14,7,60) (selfcomplementary)
Tran van Trung construction with supplementary design for design number 874
design of number 877 with respect to smaller t
complementary design of number 877 with respect to smaller t

882: 882 5-(132,6,1) (complement has $\lambda=126$)
\cite{Mathon97} $PSL(2,131)$ >= 100 isomorphism types

883: 883 4-(132,6,64) (complement has $\lambda=8064$)
design of number 882 with respect to smaller t

884: 884 4-(131,5,1) (complement has $\lambda=126$)
derived from number 882

885: 885 4-(131,6,63) (complement has $\lambda=7938$)
residual design of number 882

886: 886 5-(14,6,3) (complement has $\lambda=6$)
Brouwer 1977/1986

887: 887 4-(14,6,15) (complement has $\lambda=30$)
design of number 886 with respect to smaller t
derived from number 893

888: 888 4-(13,5,3) (complement has $\lambda=6$)
derived from number 886

889: 889 4-(13,6,12) (complement has $\lambda=24$)
residual design of number 886
derived from number 892

890: 890 4-(13,7,28) (complement has $\lambda=56$)
supplementary design of number 889
residual design of number 892

891: 891 4-(14,7,40) (complement has $\lambda=80$)
Tran van Trung construction with supplementary design for design number 889
design of number 892 with respect to smaller t
residual design of number 893
derived from number 894

892: 892 5-(14,7,12) (complement has $\lambda=24$)
Alltop construction for design number 889
$C_4xId_3$ (halving of the complete design),Alltop from 4-(13,6,12)
$LS[3](5,7,14)$ Alltop-extension $LS[3](4,6,13)$
Alltop construction from 4-(13,6,12), 8 solutions, res(6-(15,7,3))

893: 893 5-(15,7,15) (complement has $\lambda=30$)
TvT: 5-(14,6,3) $\cup$ 5-(14,7,12) \cite{TranvanTrung86}

894: 894 5-(15,8,40) (complement has $\lambda=80$)
supplementary design of number 893

895: 895 4-(14,8,70) (complement has $\lambda=140$)
residual design of number 894

896: 896 5-(16,6,3) (complement has $\lambda=8$)
Brouwer 1977/1986

897: 897 4-(16,6,18) (complement has $\lambda=48$)
design of number 896 with respect to smaller t
derived from number 919

898: 898 4-(15,5,3) (complement has $\lambda=8$)
derived from number 896

899: 899 4-(15,6,15) (complement has $\lambda=40$)
residual design of number 896
derived from number 904

900: 900 5-(16,6,5) (complement has $\lambda=6$)
Brouwer 1977/1986

901: 901 4-(16,6,30) (complement has $\lambda=36$)
design of number 900 with respect to smaller t
derived from number 924

902: 902 4-(15,5,5) (complement has $\lambda=6$)
derived from number 900

903: 903 4-(15,6,25) (complement has $\lambda=30$)
residual design of number 900
derived from number 909

904: 904 5-(16,7,15) (complement has $\lambda=40$)
$A_4\times D_4$ 42 solutions
Brouwer 1977/1986

905: 905 4-(16,7,60) (complement has $\lambda=160$)
design of number 904 with respect to smaller t
residual design of number 919
derived from number 933

906: 906 5-(16,7,20) (complement has $\lambda=35$)
$HoL(C_{16})$ Wassermann 152 solutions

907: 907 4-(16,7,80) (complement has $\lambda=140$)
design of number 906 with respect to smaller t
residual design of number 921
derived from number 940

908: 908 4-(15,6,20) (complement has $\lambda=35$)
derived from number 906

909: 909 5-(16,7,25) (complement has $\lambda=30$)
$A_4\times A_4$

910: 910 4-(16,7,100) (complement has $\lambda=120$)
design of number 909 with respect to smaller t
residual design of number 924
derived from number 926

911: 911 5-(168,6,1) (complement has $\lambda=162$)
\cite{Mathon97} $PSL(2,167)$ >= 4 isomorphism types

912: 912 4-(168,6,82) (complement has $\lambda=13284$)
design of number 911 with respect to smaller t

913: 913 4-(167,5,1) (complement has $\lambda=162$)
derived from number 911

914: 914 4-(167,6,81) (complement has $\lambda=13122$)
residual design of number 911

915: 915 5-(17,7,12) (complement has $\lambda=54$)
Brouwer 1977/1986

916: 916 4-(17,7,52) (complement has $\lambda=234$)
design of number 915 with respect to smaller t
derived from number 1139

917: 917 4-(16,6,12) (complement has $\lambda=54$)
derived from number 915

918: 918 4-(16,7,40) (complement has $\lambda=180$)
residual design of number 915

919: 919 5-(17,7,18) (complement has $\lambda=48$)
$(A_4\times D_4)+$ (many isom. types)
TvT: 5-(16,6,3) $\cup$ 5-(16,7,12) \cite{TranvanTrung86}

920: 920 4-(17,7,78) (complement has $\lambda=208$)
design of number 919 with respect to smaller t
derived from number 1207

921: 921 5-(17,7,24) (complement has $\lambda=42$)
Brouwer 1977/1986 $Hol(C_{17})$

922: 922 4-(17,7,104) (complement has $\lambda=182$)
design of number 921 with respect to smaller t
derived from number 977

923: 923 4-(16,6,24) (complement has $\lambda=42$)
derived from number 921

924: 924 5-(17,7,30) (complement has $\lambda=36$)
TvT: 5-(16,6,5) $\cup$ 5-(16,7,25)

925: 925 4-(17,7,130) (complement has $\lambda=156$)
design of number 924 with respect to smaller t
derived from number 1041

926: 926 5-(17,8,100) (complement has $\lambda=120$)
TvT: 5-(16,7,25) $\cup$ 5-(16,8,75)

927: 927 5-(17,9,225) (complement has $\lambda=270$)
supplementary design of number 926

928: 928 4-(17,8,325) (complement has $\lambda=390$)
design of number 926 with respect to smaller t
derived from number 929
residual design of number 1041

929: 929 5-(18,9,325) (complement has $\lambda=390$)
Tran van Trung construction with supplementary design for design number 926
Alltop construction for design number 928
\cite{Kramer75}
\cite{Kramer75} $PGL(2,17)$ 3 isomorphism types

930: 930 4-(17,9,585) (complement has $\lambda=702$)
design of number 927 with respect to smaller t
supplementary design of number 928
residual design of number 929

931: 931 4-(16,9,360) (complement has $\lambda=432$)
residual design of number 927

932: 932 4-(18,9,910) (complement has $\lambda=1092$)
Tran van Trung construction with supplementary design for design number 928
design of number 929 with respect to smaller t
derived from number 1407
residual design of number 1637

933: 933 5-(17,8,60) (complement has $\lambda=160$)
TvT: 5-(16,7,15) $\cup$ 5-(16,8,45) \cite{TranvanTrung86}

934: 934 5-(17,9,135) (complement has $\lambda=360$)
supplementary design of number 933

935: 935 4-(17,8,195) (complement has $\lambda=520$)
design of number 933 with respect to smaller t
derived from number 936
residual design of number 1207

936: 936 5-(18,9,195) (complement has $\lambda=520$)
Tran van Trung construction with supplementary design for design number 933
Alltop construction for design number 935
\cite{Kramer75}
TvT: 5-(17,8,60) $\cup$ 5-(17,9,135) \cite{TranvanTrung86}
\cite{Brouwer86} Alltop(res(5-(18,8,78))
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type

937: 937 4-(17,9,351) (complement has $\lambda=936$)
design of number 934 with respect to smaller t
supplementary design of number 935
residual design of number 936

938: 938 4-(16,9,216) (complement has $\lambda=576$)
residual design of number 934

939: 939 4-(18,9,546) (complement has $\lambda=1456$)
Tran van Trung construction with supplementary design for design number 935
design of number 936 with respect to smaller t
derived from number 1371
residual design of number 1547

940: 940 5-(17,8,80) (complement has $\lambda=140$)
\cite{Kramer75} $PGL(2,16)$

941: 941 5-(17,9,180) (complement has $\lambda=315$)
supplementary design of number 940

942: 942 4-(17,8,260) (complement has $\lambda=455$)
design of number 940 with respect to smaller t
derived from number 943
residual design of number 977

943: 943 5-(18,9,260) (complement has $\lambda=455$)
Tran van Trung construction with supplementary design for design number 940
Alltop construction for design number 942
TvT: 5-(17,8,80) $\cup$ 5-(17,9,180) \cite{TranvanTrung86}
\cite{Brouwer86} $Hol(C_17)+$
\cite{Brouwer86} Alltop(res(5-(18,8,104))
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types

944: 944 4-(17,9,468) (complement has $\lambda=819$)
design of number 941 with respect to smaller t
supplementary design of number 942
residual design of number 943

945: 945 4-(16,9,288) (complement has $\lambda=504$)
residual design of number 941

946: 946 4-(18,9,728) (complement has $\lambda=1274$)
Tran van Trung construction with supplementary design for design number 942
design of number 943 with respect to smaller t
residual design of number 1592
derived from number 1593

947: 947 5-(18,6,4) (complement has $\lambda=9$)
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types
derived from number 5524

948: 948 4-(18,6,28) (complement has $\lambda=63$)
design of number 947 with respect to smaller t
derived from number 1424

949: 949 4-(17,5,4) (complement has $\lambda=9$)
derived from number 947

950: 950 4-(17,6,24) (complement has $\lambda=54$)
residual design of number 947
derived from number 963

951: 951 5-(18,6,5) (complement has $\lambda=8$)
\cite{Brouwer86}

952: 952 4-(18,6,35) (complement has $\lambda=56$)
design of number 951 with respect to smaller t
derived from number 1426

953: 953 4-(17,5,5) (complement has $\lambda=8$)
derived from number 951

954: 954 4-(17,6,30) (complement has $\lambda=48$)
residual design of number 951
derived from number 966

955: 955 5-(18,7,12) (complement has $\lambda=66$)
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type

956: 956 4-(18,7,56) (complement has $\lambda=308$)
design of number 955 with respect to smaller t
derived from number 1435

957: 957 4-(17,6,12) (complement has $\lambda=66$)
derived from number 955

958: 958 4-(17,7,44) (complement has $\lambda=242$)
residual design of number 955
derived from number 1119

959: 959 5-(18,7,18) (complement has $\lambda=60$)
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type

960: 960 4-(18,7,84) (complement has $\lambda=280$)
design of number 959 with respect to smaller t
derived from number 1437

961: 961 4-(17,6,18) (complement has $\lambda=60$)
derived from number 959

962: 962 4-(17,7,66) (complement has $\lambda=220$)
residual design of number 959
derived from number 1187

963: 963 5-(18,7,24) (complement has $\lambda=54$)
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types
residual design of number 5524

964: 964 4-(18,7,112) (complement has $\lambda=252$)
design of number 963 with respect to smaller t
residual design of number 1424
derived from number 5534

965: 965 4-(17,7,88) (complement has $\lambda=198$)
residual design of number 963

966: 966 5-(18,7,30) (complement has $\lambda=48$)
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types

967: 967 4-(18,7,140) (complement has $\lambda=224$)
design of number 966 with respect to smaller t
residual design of number 1426
derived from number 1431

968: 968 4-(17,7,110) (complement has $\lambda=176$)
residual design of number 966
derived from number 986

969: 969 5-(18,7,36) (complement has $\lambda=42$)
\cite{Kramer75} $PGL(2,17)$ 4 isomorphism types
residual design of number 5525

970: 970 4-(18,7,168) (complement has $\lambda=196$)
design of number 969 with respect to smaller t
residual design of number 1428
derived from number 1433

971: 971 4-(17,6,36) (complement has $\lambda=42$)
derived from number 969
residual design of number 5526

972: 972 4-(17,7,132) (complement has $\lambda=154$)
residual design of number 969
derived from number 1043

973: 973 5-(18,7,6) (complement has $\lambda=72$)
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type, block-transitive

974: 974 4-(18,7,28) (complement has $\lambda=336$)
design of number 973 with respect to smaller t

975: 975 4-(17,6,6) (complement has $\lambda=72$)
derived from number 973

976: 976 4-(17,7,22) (complement has $\lambda=264$)
residual design of number 973

977: 977 5-(18,8,104) (complement has $\lambda=182$)
$C_2\times PGL(2,8)$
$PSL(2,8)\times C_2$ (many solutions)
\cite{Kramer75}
TvT: 5-(17,7,24) $\cup$ 5-(17,8,80) \cite{TranvanTrung86}

978: 978 4-(18,8,364) (complement has $\lambda=637$)
design of number 977 with respect to smaller t
derived from number 1592

979: 979 5-(18,8,108) (complement has $\lambda=178$)
\cite{Kramer75} $PGL(2,17)$ 12 isomorphism types

980: 980 4-(18,8,378) (complement has $\lambda=623$)
design of number 979 with respect to smaller t
derived from number 1599

981: 981 4-(17,7,108) (complement has $\lambda=178$)
derived from number 979

982: 982 4-(17,8,270) (complement has $\lambda=445$)
residual design of number 979
derived from number 985

983: 983 4-(17,9,486) (complement has $\lambda=801$)
supplementary design of number 982
residual design of number 985

984: 984 4-(18,9,756) (complement has $\lambda=1246$)
Tran van Trung construction with supplementary design for design number 982
design of number 985 with respect to smaller t
derived from number 1389
residual design of number 1599

985: 985 5-(18,9,270) (complement has $\lambda=445$)
Alltop construction for design number 982
\cite{Kramer75} $PGL(2,17)$ 3 isomorphism types
\cite{Brouwer86} Alltop(res(5-(18,8,108))

986: 986 5-(18,8,110) (complement has $\lambda=176$)
\cite{Kramer75} $PGL(2,17)$ 6 isomorphism types $PGL(2,16)+$ 32 isomorphism types

987: 987 4-(18,8,385) (complement has $\lambda=616$)
design of number 986 with respect to smaller t
residual design of number 1431
derived from number 1603

988: 988 4-(17,8,275) (complement has $\lambda=440$)
residual design of number 986
derived from number 991

989: 989 4-(17,9,495) (complement has $\lambda=792$)
supplementary design of number 988
residual design of number 991

990: 990 4-(18,9,770) (complement has $\lambda=1232$)
Tran van Trung construction with supplementary design for design number 988
design of number 991 with respect to smaller t
derived from number 1392
residual design of number 1603

991: 991 5-(18,9,275) (complement has $\lambda=440$)
Alltop construction for design number 988
$PSL(2,17)$ 9 isomorphism types
\cite{Brouwer86} Alltop(res(5-(18,8,110))
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types

992: 992 5-(18,8,112) (complement has $\lambda=174$)
\cite{Kramer75} $PGL(2,17)$ 6 isomorphism types

993: 993 4-(18,8,392) (complement has $\lambda=609$)
design of number 992 with respect to smaller t
derived from number 1607

994: 994 4-(17,7,112) (complement has $\lambda=174$)
derived from number 992

995: 995 4-(17,8,280) (complement has $\lambda=435$)
residual design of number 992
derived from number 998

996: 996 4-(17,9,504) (complement has $\lambda=783$)
supplementary design of number 995
residual design of number 998

997: 997 4-(18,9,784) (complement has $\lambda=1218$)
Tran van Trung construction with supplementary design for design number 995
design of number 998 with respect to smaller t
derived from number 1395
residual design of number 1607

998: 998 5-(18,9,280) (complement has $\lambda=435$)
Alltop construction for design number 995
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types
\cite{Brouwer86} Alltop(res(5-(18,8,112))
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types

999: 999 5-(18,8,114) (complement has $\lambda=172$)
\cite{Kramer75} $PGL(2,17)$ 9 isomorphism types

1000: 1000 4-(18,8,399) (complement has $\lambda=602$)
design of number 999 with respect to smaller t
derived from number 1611

1001: 1001 4-(17,7,114) (complement has $\lambda=172$)
derived from number 999

1002: 1002 4-(17,8,285) (complement has $\lambda=430$)
residual design of number 999
derived from number 1005

1003: 1003 4-(17,9,513) (complement has $\lambda=774$)
supplementary design of number 1002
residual design of number 1005

1004: 1004 4-(18,9,798) (complement has $\lambda=1204$)
Tran van Trung construction with supplementary design for design number 1002
design of number 1005 with respect to smaller t
derived from number 1398
residual design of number 1611

1005: 1005 5-(18,9,285) (complement has $\lambda=430$)
Alltop construction for design number 1002
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type
\cite{Brouwer86} Alltop(res(5-(18,8,114))

1006: 1006 5-(18,8,118) (complement has $\lambda=168$)
$C_2\times PGL(2,8)$
$PSL(2,8)\times C_2$ (many solutions)

1007: 1007 4-(18,8,413) (complement has $\lambda=588$)
design of number 1006 with respect to smaller t
derived from number 1615

1008: 1008 4-(17,7,118) (complement has $\lambda=168$)
derived from number 1006

1009: 1009 4-(17,8,295) (complement has $\lambda=420$)
residual design of number 1006
derived from number 1012

1010: 1010 4-(17,9,531) (complement has $\lambda=756$)
supplementary design of number 1009
residual design of number 1012

1011: 1011 4-(18,9,826) (complement has $\lambda=1176$)
Tran van Trung construction with supplementary design for design number 1009
design of number 1012 with respect to smaller t
residual design of number 1615
derived from number 1616

1012: 1012 5-(18,9,295) (complement has $\lambda=420$)
Alltop construction for design number 1009
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types
\cite{Kramer75} $PGL(2,17)$ 3 isomorphism types

1013: 1013 5-(18,8,122) (complement has $\lambda=164$)
$Id_2\times PGL(2,8)$

1014: 1014 4-(18,8,427) (complement has $\lambda=574$)
design of number 1013 with respect to smaller t
derived from number 1622

1015: 1015 4-(17,7,122) (complement has $\lambda=164$)
derived from number 1013

1016: 1016 4-(17,8,305) (complement has $\lambda=410$)
residual design of number 1013
derived from number 1019

1017: 1017 4-(17,9,549) (complement has $\lambda=738$)
supplementary design of number 1016
residual design of number 1019

1018: 1018 4-(18,9,854) (complement has $\lambda=1148$)
Tran van Trung construction with supplementary design for design number 1016
design of number 1019 with respect to smaller t
residual design of number 1622
derived from number 1623

1019: 1019 5-(18,9,305) (complement has $\lambda=410$)
Alltop construction for design number 1016
$PSL(2,17)$ 6 isomorphism types
\cite{Kramer75}

1020: 1020 5-(18,8,124) (complement has $\lambda=162$)
\cite{Kramer75} $PGL(2,17)$ 15 isomorphism types
derived from number 7818

1021: 1021 4-(18,8,434) (complement has $\lambda=567$)
design of number 1020 with respect to smaller t
derived from number 5545

1022: 1022 4-(17,7,124) (complement has $\lambda=162$)
derived from number 1020

1023: 1023 4-(17,8,310) (complement has $\lambda=405$)
residual design of number 1020
derived from number 1026

1024: 1024 4-(17,9,558) (complement has $\lambda=729$)
supplementary design of number 1023
residual design of number 1026
derived from number 7820

1025: 1025 4-(18,9,868) (complement has $\lambda=1134$)
Tran van Trung construction with supplementary design for design number 1023
design of number 1026 with respect to smaller t
residual design of number 5545
derived from number 5546

1026: 1026 5-(18,9,310) (complement has $\lambda=405$)
Alltop construction for design number 1023
\cite{Kramer75} $PGL(2,17)$ 6 isomorphism types
\cite{Brouwer86} Alltop(res(5-(18,8,124))
residual design of number 7818
derived from number 7819

1027: 1027 5-(18,8,126) (complement has $\lambda=160$)
\cite{Kramer75} $PGL(2,17)$ 6 isomorphism types
$C_2\times PGL(2,8)$
$PSL(2,8)\times C_2$ (many solutions)
derived from number 5527

1028: 1028 4-(18,8,441) (complement has $\lambda=560$)
design of number 1027 with respect to smaller t
derived from number 1629

1029: 1029 4-(17,7,126) (complement has $\lambda=160$)
derived from number 1027

1030: 1030 4-(17,8,315) (complement has $\lambda=400$)
residual design of number 1027
derived from number 1033

1031: 1031 4-(17,9,567) (complement has $\lambda=720$)
supplementary design of number 1030
residual design of number 1033
derived from number 5531

1032: 1032 4-(18,9,882) (complement has $\lambda=1120$)
Tran van Trung construction with supplementary design for design number 1030
design of number 1033 with respect to smaller t
derived from number 1401
residual design of number 1629

1033: 1033 5-(18,9,315) (complement has $\lambda=400$)
Alltop construction for design number 1030
\cite{Kramer75} $PGL(2,17)$ 6 isomorphism types
\cite{Brouwer86} Alltop(res(5-(18,8,126))
residual design of number 5527
derived from number 5528

1034: 1034 5-(18,8,128) (complement has $\lambda=158$)
\cite{Kramer75} $PGL(2,17)$ 5 isomorphism types

1035: 1035 4-(18,8,448) (complement has $\lambda=553$)
design of number 1034 with respect to smaller t
derived from number 1633

1036: 1036 4-(17,7,128) (complement has $\lambda=158$)
derived from number 1034

1037: 1037 4-(17,8,320) (complement has $\lambda=395$)
residual design of number 1034
derived from number 1040

1038: 1038 4-(17,9,576) (complement has $\lambda=711$)
supplementary design of number 1037
residual design of number 1040

1039: 1039 4-(18,9,896) (complement has $\lambda=1106$)
Tran van Trung construction with supplementary design for design number 1037
design of number 1040 with respect to smaller t
derived from number 1404
residual design of number 1633

1040: 1040 5-(18,9,320) (complement has $\lambda=395$)
Alltop construction for design number 1037
$PSL(2,17)$ 9 isomorphism types
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,128))
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types

1041: 1041 5-(18,8,130) (complement has $\lambda=156$)
\cite{Kramer75} $PGL(2,17)$ 11 isomorphism types

1042: 1042 4-(18,8,455) (complement has $\lambda=546$)
design of number 1041 with respect to smaller t
derived from number 1637

1043: 1043 5-(18,8,132) (complement has $\lambda=154$)
$Id_2\times PGL(2,8)$
$PSL(2,8)\times Id_2$ (many solutions)

1044: 1044 4-(18,8,462) (complement has $\lambda=539$)
design of number 1043 with respect to smaller t
residual design of number 1433
derived from number 1641

1045: 1045 4-(17,8,330) (complement has $\lambda=385$)
residual design of number 1043
derived from number 1048

1046: 1046 4-(17,9,594) (complement has $\lambda=693$)
supplementary design of number 1045
residual design of number 1048

1047: 1047 4-(18,9,924) (complement has $\lambda=1078$)
Tran van Trung construction with supplementary design for design number 1045
design of number 1048 with respect to smaller t
residual design of number 1641
derived from number 1642

1048: 1048 5-(18,9,330) (complement has $\lambda=385$)
Alltop construction for design number 1045
\cite{Kramer75} $PGL(2,17)$ 4 isomorphism types
\cite{Kramer75}
\cite{Brouwer86} $Hol(C_17)+$

1049: 1049 5-(18,8,136) (complement has $\lambda=150$)
$C_2\times PGL(2,8)$

1050: 1050 4-(18,8,476) (complement has $\lambda=525$)
design of number 1049 with respect to smaller t
derived from number 1648

1051: 1051 4-(17,7,136) (complement has $\lambda=150$)
derived from number 1049

1052: 1052 4-(17,8,340) (complement has $\lambda=375$)
residual design of number 1049
derived from number 1055

1053: 1053 4-(17,9,612) (complement has $\lambda=675$)
supplementary design of number 1052
residual design of number 1055

1054: 1054 4-(18,9,952) (complement has $\lambda=1050$)
Tran van Trung construction with supplementary design for design number 1052
design of number 1055 with respect to smaller t
residual design of number 1648
derived from number 1649

1055: 1055 5-(18,9,340) (complement has $\lambda=375$)
Alltop construction for design number 1052
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types
\cite{Kramer75} $PGL(2,16)+$ 4 isomorphism types

1056: 1056 5-(18,8,14) (complement has $\lambda=272$)
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type

1057: 1057 4-(18,8,49) (complement has $\lambda=952$)
design of number 1056 with respect to smaller t
derived from number 1655

1058: 1058 4-(17,7,14) (complement has $\lambda=272$)
derived from number 1056

1059: 1059 4-(17,8,35) (complement has $\lambda=680$)
residual design of number 1056
derived from number 1062

1060: 1060 4-(17,9,63) (complement has $\lambda=1224$)
supplementary design of number 1059
residual design of number 1062

1061: 1061 4-(18,9,98) (complement has $\lambda=1904$)
Tran van Trung construction with supplementary design for design number 1059
design of number 1062 with respect to smaller t
residual design of number 1655
derived from number 1656

1062: 1062 5-(18,9,35) (complement has $\lambda=680$)
Alltop construction for design number 1059
\cite{Kramer75}
\cite{Brouwer86} $Hol(C_17)+$
\cite{Brouwer86} Alltop(res(5-(18,8,14))

1063: 1063 5-(18,8,140) (complement has $\lambda=146$)
\cite{Kramer75} $PGL(2,17)$ 14 isomorphism types

1064: 1064 4-(18,8,490) (complement has $\lambda=511$)
design of number 1063 with respect to smaller t
derived from number 1662

1065: 1065 4-(17,7,140) (complement has $\lambda=146$)
derived from number 1063

1066: 1066 4-(17,8,350) (complement has $\lambda=365$)
residual design of number 1063
derived from number 1069

1067: 1067 4-(17,9,630) (complement has $\lambda=657$)
supplementary design of number 1066
residual design of number 1069

1068: 1068 4-(18,9,980) (complement has $\lambda=1022$)
Tran van Trung construction with supplementary design for design number 1066
design of number 1069 with respect to smaller t
derived from number 1410
residual design of number 1662

1069: 1069 5-(18,9,350) (complement has $\lambda=365$)
Alltop construction for design number 1066
$PSL(2,17)$ 2 isomorphism types
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,140))

1070: 1070 5-(18,8,142) (complement has $\lambda=144$)
\cite{Kramer75} $PGL(2,17)$ 5 isomorphism types

1071: 1071 4-(18,8,497) (complement has $\lambda=504$)
design of number 1070 with respect to smaller t
derived from number 1666

1072: 1072 4-(17,7,142) (complement has $\lambda=144$)
derived from number 1070

1073: 1073 4-(17,8,355) (complement has $\lambda=360$)
residual design of number 1070
derived from number 1076

1074: 1074 4-(17,9,639) (complement has $\lambda=648$)
supplementary design of number 1073
residual design of number 1076

1075: 1075 4-(18,9,994) (complement has $\lambda=1008$)
Tran van Trung construction with supplementary design for design number 1073
design of number 1076 with respect to smaller t
derived from number 1413
residual design of number 1666

1076: 1076 5-(18,9,355) (complement has $\lambda=360$)
Alltop construction for design number 1073
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,142))
\cite{Kramer75} $PGL(2,16)+$ 4 isomorphism types
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types

1077: 1077 5-(18,8,16) (complement has $\lambda=270$)
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type, block-transitive

1078: 1078 4-(18,8,56) (complement has $\lambda=945$)
design of number 1077 with respect to smaller t
derived from number 1670

1079: 1079 4-(17,7,16) (complement has $\lambda=270$)
derived from number 1077

1080: 1080 4-(17,8,40) (complement has $\lambda=675$)
residual design of number 1077
derived from number 1083

1081: 1081 4-(17,9,72) (complement has $\lambda=1215$)
supplementary design of number 1080
residual design of number 1083

1082: 1082 4-(18,9,112) (complement has $\lambda=1890$)
Tran van Trung construction with supplementary design for design number 1080
design of number 1083 with respect to smaller t
residual design of number 1670
derived from number 1671

1083: 1083 5-(18,9,40) (complement has $\lambda=675$)
Alltop construction for design number 1080
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,16)) $Hol(C_17)+$

1084: 1084 5-(18,8,30) (complement has $\lambda=256$)
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type

1085: 1085 4-(18,8,105) (complement has $\lambda=896$)
design of number 1084 with respect to smaller t
derived from number 1439

1086: 1086 4-(17,7,30) (complement has $\lambda=256$)
derived from number 1084

1087: 1087 4-(17,8,75) (complement has $\lambda=640$)
residual design of number 1084
derived from number 1090

1088: 1088 4-(17,9,135) (complement has $\lambda=1152$)
supplementary design of number 1087
residual design of number 1090

1089: 1089 4-(18,9,210) (complement has $\lambda=1792$)
Tran van Trung construction with supplementary design for design number 1087
design of number 1090 with respect to smaller t
residual design of number 1439
derived from number 1440

1090: 1090 5-(18,9,75) (complement has $\lambda=640$)
Alltop construction for design number 1087
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,30))

1091: 1091 5-(18,8,32) (complement has $\lambda=254$)
\cite{Kramer75} $PGL(2,17)$ 3 isomorphism types

1092: 1092 4-(18,8,112) (complement has $\lambda=889$)
design of number 1091 with respect to smaller t
derived from number 1446

1093: 1093 4-(17,7,32) (complement has $\lambda=254$)
derived from number 1091

1094: 1094 4-(17,8,80) (complement has $\lambda=635$)
residual design of number 1091
derived from number 1097

1095: 1095 4-(17,9,144) (complement has $\lambda=1143$)
supplementary design of number 1094
residual design of number 1097

1096: 1096 4-(18,9,224) (complement has $\lambda=1778$)
Tran van Trung construction with supplementary design for design number 1094
design of number 1097 with respect to smaller t
residual design of number 1446
derived from number 1447

1097: 1097 5-(18,9,80) (complement has $\lambda=635$)
Alltop construction for design number 1094
\cite{Brouwer86} $Hol(C_17)+$
\cite{Brouwer86} Alltop(res(5-(18,8,32))
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types

1098: 1098 5-(18,8,38) (complement has $\lambda=248$)
$C_2\times PGL(2,8)$ 129 solutions
$PSL(2,8)\times C_2$ (129 solutions)

1099: 1099 4-(18,8,133) (complement has $\lambda=868$)
design of number 1098 with respect to smaller t
derived from number 1453

1100: 1100 4-(17,7,38) (complement has $\lambda=248$)
derived from number 1098

1101: 1101 4-(17,8,95) (complement has $\lambda=620$)
residual design of number 1098
derived from number 1104

1102: 1102 4-(17,9,171) (complement has $\lambda=1116$)
supplementary design of number 1101
residual design of number 1104

1103: 1103 4-(18,9,266) (complement has $\lambda=1736$)
Tran van Trung construction with supplementary design for design number 1101
design of number 1104 with respect to smaller t
residual design of number 1453
derived from number 1454

1104: 1104 5-(18,9,95) (complement has $\lambda=620$)
Alltop construction for design number 1101
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types

1105: 1105 5-(18,8,40) (complement has $\lambda=246$)
$PGL(2,16)+$ 1 isomorphism type
\cite{MacWilliams78}

1106: 1106 4-(18,8,140) (complement has $\lambda=861$)
design of number 1105 with respect to smaller t
derived from number 1460

1107: 1107 4-(17,7,40) (complement has $\lambda=246$)
derived from number 1105

1108: 1108 4-(17,8,100) (complement has $\lambda=615$)
residual design of number 1105
derived from number 1111

1109: 1109 4-(17,9,180) (complement has $\lambda=1107$)
supplementary design of number 1108
residual design of number 1111

1110: 1110 4-(18,9,280) (complement has $\lambda=1722$)
Tran van Trung construction with supplementary design for design number 1108
design of number 1111 with respect to smaller t
residual design of number 1460
derived from number 1461

1111: 1111 5-(18,9,100) (complement has $\lambda=615$)
Alltop construction for design number 1108
\cite{Kramer75}
\cite{Brouwer86} $Hol(C_17)+$
\cite{Brouwer86} Alltop(res(5-(18,8,40))
\cite{Kramer75} $PGL(2,16)+$ 1 isomorphism type

1112: 1112 5-(18,8,42) (complement has $\lambda=244$)
$Id_2\times PGL(2,8)$ 738 solutions

1113: 1113 4-(18,8,147) (complement has $\lambda=854$)
design of number 1112 with respect to smaller t
derived from number 1467

1114: 1114 4-(17,7,42) (complement has $\lambda=244$)
derived from number 1112

1115: 1115 4-(17,8,105) (complement has $\lambda=610$)
residual design of number 1112
derived from number 1118

1116: 1116 4-(17,9,189) (complement has $\lambda=1098$)
supplementary design of number 1115
residual design of number 1118

1117: 1117 4-(18,9,294) (complement has $\lambda=1708$)
Tran van Trung construction with supplementary design for design number 1115
design of number 1118 with respect to smaller t
residual design of number 1467
derived from number 1468

1118: 1118 5-(18,9,105) (complement has $\lambda=610$)
Alltop construction for design number 1115
$PSL(2,8)\times C_2$ 48 solutions
\cite{Kramer75}

1119: 1119 5-(18,8,44) (complement has $\lambda=242$)
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type

1120: 1120 4-(18,8,154) (complement has $\lambda=847$)
design of number 1119 with respect to smaller t
residual design of number 1435
derived from number 1474

1121: 1121 4-(17,8,110) (complement has $\lambda=605$)
residual design of number 1119
derived from number 1124

1122: 1122 4-(17,9,198) (complement has $\lambda=1089$)
supplementary design of number 1121
residual design of number 1124

1123: 1123 4-(18,9,308) (complement has $\lambda=1694$)
Tran van Trung construction with supplementary design for design number 1121
design of number 1124 with respect to smaller t
derived from number 1353
residual design of number 1474

1124: 1124 5-(18,9,110) (complement has $\lambda=605$)
Alltop construction for design number 1121
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,44))

1125: 1125 5-(18,8,46) (complement has $\lambda=240$)
\cite{Kramer75} $PGL(2,17)$ 3 isomorphism types $PGL(2,16)+$ 1 isomorphism type

1126: 1126 4-(18,8,161) (complement has $\lambda=840$)
design of number 1125 with respect to smaller t
derived from number 1478

1127: 1127 4-(17,7,46) (complement has $\lambda=240$)
derived from number 1125

1128: 1128 4-(17,8,115) (complement has $\lambda=600$)
residual design of number 1125
derived from number 1131

1129: 1129 4-(17,9,207) (complement has $\lambda=1080$)
supplementary design of number 1128
residual design of number 1131

1130: 1130 4-(18,9,322) (complement has $\lambda=1680$)
Tran van Trung construction with supplementary design for design number 1128
design of number 1131 with respect to smaller t
residual design of number 1478
derived from number 1479

1131: 1131 5-(18,9,115) (complement has $\lambda=600$)
Alltop construction for design number 1128
\cite{Brouwer86} Alltop(res(5-(18,8,46))
\cite{Kramer75} $PGL(2,16)+$ 1 isomorphism type

1132: 1132 5-(18,8,48) (complement has $\lambda=238$)
$C_2\times PGL(2,8)$ 465 solutions
$PSL(2,8)\times C_2$ (465 solutions)
\cite{Kramer75} $PGL(2,17)$ 5 isomorphism types

1133: 1133 4-(18,8,168) (complement has $\lambda=833$)
design of number 1132 with respect to smaller t
derived from number 1485

1134: 1134 4-(17,7,48) (complement has $\lambda=238$)
derived from number 1132

1135: 1135 4-(17,8,120) (complement has $\lambda=595$)
residual design of number 1132
derived from number 1138

1136: 1136 4-(17,9,216) (complement has $\lambda=1071$)
supplementary design of number 1135
residual design of number 1138

1137: 1137 4-(18,9,336) (complement has $\lambda=1666$)
Tran van Trung construction with supplementary design for design number 1135
design of number 1138 with respect to smaller t
derived from number 1356
residual design of number 1485

1138: 1138 5-(18,9,120) (complement has $\lambda=595$)
Alltop construction for design number 1135
\cite{Brouwer86} Alltop(res(5-(18,8,48))
\cite{Kramer75} $PGL(2,16)+$ 1 isomorphism type
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type

1139: 1139 5-(18,8,52) (complement has $\lambda=234$)
$PSL(2,8)\times Id_2$ (many solutions)

1140: 1140 4-(18,8,182) (complement has $\lambda=819$)
design of number 1139 with respect to smaller t
derived from number 1489

1141: 1141 4-(17,8,130) (complement has $\lambda=585$)
residual design of number 1139
derived from number 1144

1142: 1142 4-(17,9,234) (complement has $\lambda=1053$)
supplementary design of number 1141
residual design of number 1144

1143: 1143 4-(18,9,364) (complement has $\lambda=1638$)
Tran van Trung construction with supplementary design for design number 1141
design of number 1144 with respect to smaller t
residual design of number 1489
derived from number 1490

1144: 1144 5-(18,9,130) (complement has $\lambda=585$)
Alltop construction for design number 1141
\cite{Kramer75}
\cite{Brouwer86} $Hol(C_17)+$

1145: 1145 5-(18,8,54) (complement has $\lambda=232$)
$Id_2\times PGL(2,8)$

1146: 1146 4-(18,8,189) (complement has $\lambda=812$)
design of number 1145 with respect to smaller t
derived from number 1496

1147: 1147 4-(17,7,54) (complement has $\lambda=232$)
derived from number 1145

1148: 1148 4-(17,8,135) (complement has $\lambda=580$)
residual design of number 1145
derived from number 1151

1149: 1149 4-(17,9,243) (complement has $\lambda=1044$)
supplementary design of number 1148
residual design of number 1151

1150: 1150 4-(18,9,378) (complement has $\lambda=1624$)
Tran van Trung construction with supplementary design for design number 1148
design of number 1151 with respect to smaller t
residual design of number 1496
derived from number 1497

1151: 1151 5-(18,9,135) (complement has $\lambda=580$)
Alltop construction for design number 1148
\cite{Kramer75} $PGL(2,16)+$ 1 isomorphism type
\cite{Kramer75} $PSL(2,17)$ 2 isomorphism types

1152: 1152 5-(18,8,56) (complement has $\lambda=230$)
$C_2\times PGL(2,8)$ 1181 solutions

1153: 1153 4-(18,8,196) (complement has $\lambda=805$)
design of number 1152 with respect to smaller t
derived from number 1503

1154: 1154 4-(17,7,56) (complement has $\lambda=230$)
derived from number 1152

1155: 1155 4-(17,8,140) (complement has $\lambda=575$)
residual design of number 1152
derived from number 1158

1156: 1156 4-(17,9,252) (complement has $\lambda=1035$)
supplementary design of number 1155
residual design of number 1158

1157: 1157 4-(18,9,392) (complement has $\lambda=1610$)
Tran van Trung construction with supplementary design for design number 1155
design of number 1158 with respect to smaller t
residual design of number 1503
derived from number 1504

1158: 1158 5-(18,9,140) (complement has $\lambda=575$)
Alltop construction for design number 1155
\cite{Brouwer86} $Hol(C_17)+$
\cite{Kramer75} $PSL(2,17)$ 1 isomorphism type

1159: 1159 5-(18,8,6) (complement has $\lambda=280$)
$PGL(2,16)+$ 1 isomorphism type
\cite{MacWilliams78}

1160: 1160 4-(18,8,21) (complement has $\lambda=980$)
design of number 1159 with respect to smaller t
derived from number 1510

1161: 1161 4-(17,7,6) (complement has $\lambda=280$)
derived from number 1159

1162: 1162 4-(17,8,15) (complement has $\lambda=700$)
residual design of number 1159
derived from number 1165

1163: 1163 4-(17,9,27) (complement has $\lambda=1260$)
supplementary design of number 1162
residual design of number 1165

1164: 1164 4-(18,9,42) (complement has $\lambda=1960$)
Tran van Trung construction with supplementary design for design number 1162
design of number 1165 with respect to smaller t
residual design of number 1510
derived from number 1511

1165: 1165 5-(18,9,15) (complement has $\lambda=700$)
Alltop construction for design number 1162
\cite{Brouwer86} Alltop(res(5-(18,8,6))
\cite{Kramer75} $PGL(2,16)+$ 1 isomorphism type

1166: 1166 5-(18,8,60) (complement has $\lambda=226$)
\cite{Kramer75} $PGL(2,17)$ 4 isomorphism types

1167: 1167 4-(18,8,210) (complement has $\lambda=791$)
design of number 1166 with respect to smaller t
derived from number 1517

1168: 1168 4-(17,7,60) (complement has $\lambda=226$)
derived from number 1166

1169: 1169 4-(17,8,150) (complement has $\lambda=565$)
residual design of number 1166
derived from number 1172

1170: 1170 4-(17,9,270) (complement has $\lambda=1017$)
supplementary design of number 1169
residual design of number 1172

1171: 1171 4-(18,9,420) (complement has $\lambda=1582$)
Tran van Trung construction with supplementary design for design number 1169
design of number 1172 with respect to smaller t
residual design of number 1517
derived from number 1518

1172: 1172 5-(18,9,150) (complement has $\lambda=565$)
Alltop construction for design number 1169
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,60))

1173: 1173 5-(18,8,62) (complement has $\lambda=224$)
$C_2\times PGL(2,8)$ 1419 solutions
$PSL(2,8)\times C_2$ (1419 solutions)
\cite{Kramer75} $PGL(2,17)$ 5 isomorphism types

1174: 1174 4-(18,8,217) (complement has $\lambda=784$)
design of number 1173 with respect to smaller t
derived from number 1524

1175: 1175 4-(17,7,62) (complement has $\lambda=224$)
derived from number 1173

1176: 1176 4-(17,8,155) (complement has $\lambda=560$)
residual design of number 1173
derived from number 1179

1177: 1177 4-(17,9,279) (complement has $\lambda=1008$)
supplementary design of number 1176
residual design of number 1179

1178: 1178 4-(18,9,434) (complement has $\lambda=1568$)
Tran van Trung construction with supplementary design for design number 1176
design of number 1179 with respect to smaller t
derived from number 1359
residual design of number 1524

1179: 1179 5-(18,9,155) (complement has $\lambda=560$)
Alltop construction for design number 1176
\cite{Brouwer86} Alltop(res(5-(18,8,62))
\cite{Kramer75} $PSL(2,17)$ 1 isomorphism type

1180: 1180 5-(18,8,64) (complement has $\lambda=222$)
\cite{Kramer75} $PGL(2,17)$ 8 isomorphism types

1181: 1181 4-(18,8,224) (complement has $\lambda=777$)
design of number 1180 with respect to smaller t
derived from number 1528

1182: 1182 4-(17,7,64) (complement has $\lambda=222$)
derived from number 1180

1183: 1183 4-(17,8,160) (complement has $\lambda=555$)
residual design of number 1180
derived from number 1186

1184: 1184 4-(17,9,288) (complement has $\lambda=999$)
supplementary design of number 1183
residual design of number 1186

1185: 1185 4-(18,9,448) (complement has $\lambda=1554$)
Tran van Trung construction with supplementary design for design number 1183
design of number 1186 with respect to smaller t
derived from number 1362
residual design of number 1528

1186: 1186 5-(18,9,160) (complement has $\lambda=555$)
Alltop construction for design number 1183
\cite{Brouwer86} Alltop(res(5-(18,8,64))
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types
\cite{Kramer75} $PSL(2,17)$ 1 isomorphism type

1187: 1187 5-(18,8,66) (complement has $\lambda=220$)
$PSL(2,8)\times Id_2$ (many solutions)
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types

1188: 1188 4-(18,8,231) (complement has $\lambda=770$)
design of number 1187 with respect to smaller t
residual design of number 1437
derived from number 1532

1189: 1189 4-(17,8,165) (complement has $\lambda=550$)
residual design of number 1187
derived from number 1192

1190: 1190 4-(17,9,297) (complement has $\lambda=990$)
supplementary design of number 1189
residual design of number 1192

1191: 1191 4-(18,9,462) (complement has $\lambda=1540$)
Tran van Trung construction with supplementary design for design number 1189
design of number 1192 with respect to smaller t
derived from number 1365
residual design of number 1532

1192: 1192 5-(18,9,165) (complement has $\lambda=550$)
Alltop construction for design number 1189
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,66))

1193: 1193 5-(18,8,70) (complement has $\lambda=216$)
$C_2\times PGL(2,8)$ 12426 solutions
$PSL(2,8)\times C_2$ (12426 solutions)

1194: 1194 4-(18,8,245) (complement has $\lambda=756$)
design of number 1193 with respect to smaller t
derived from number 1536

1195: 1195 4-(17,7,70) (complement has $\lambda=216$)
derived from number 1193

1196: 1196 4-(17,8,175) (complement has $\lambda=540$)
residual design of number 1193
derived from number 1199

1197: 1197 4-(17,9,315) (complement has $\lambda=972$)
supplementary design of number 1196
residual design of number 1199

1198: 1198 4-(18,9,490) (complement has $\lambda=1512$)
Tran van Trung construction with supplementary design for design number 1196
design of number 1199 with respect to smaller t
residual design of number 1536
derived from number 1537

1199: 1199 5-(18,9,175) (complement has $\lambda=540$)
Alltop construction for design number 1196
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types

1200: 1200 5-(18,8,76) (complement has $\lambda=210$)
$PSL(2,8)\times Id_2$ (many solutions)
\cite{Kramer75} $PGL(2,17)$ 6 isomorphism types

1201: 1201 4-(18,8,266) (complement has $\lambda=735$)
design of number 1200 with respect to smaller t
derived from number 1543

1202: 1202 4-(17,7,76) (complement has $\lambda=210$)
derived from number 1200

1203: 1203 4-(17,8,190) (complement has $\lambda=525$)
residual design of number 1200
derived from number 1206

1204: 1204 4-(17,9,342) (complement has $\lambda=945$)
supplementary design of number 1203
residual design of number 1206

1205: 1205 4-(18,9,532) (complement has $\lambda=1470$)
Tran van Trung construction with supplementary design for design number 1203
design of number 1206 with respect to smaller t
derived from number 1368
residual design of number 1543

1206: 1206 5-(18,9,190) (complement has $\lambda=525$)
Alltop construction for design number 1203
$PSL(2,8)\times C_2$ many isomorphism types
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,76))

1207: 1207 5-(18,8,78) (complement has $\lambda=208$)
\cite{Kramer75}
\cite{Kramer75} $PGL(2,17)$ 8 isomorphism types TvT: 5-(17,7,18) $\cup$ 5-(17,8,60) \cite{TranvanTrung86}

1208: 1208 4-(18,8,273) (complement has $\lambda=728$)
design of number 1207 with respect to smaller t
derived from number 1547

1209: 1209 5-(18,8,80) (complement has $\lambda=206$)
$C_2\times PGL(2,8)$
\cite{Kramer75} $PGL(2,17)$ 9 isomorphism types

1210: 1210 4-(18,8,280) (complement has $\lambda=721$)
design of number 1209 with respect to smaller t
derived from number 1551

1211: 1211 4-(17,7,80) (complement has $\lambda=206$)
derived from number 1209

1212: 1212 4-(17,8,200) (complement has $\lambda=515$)
residual design of number 1209
derived from number 1215

1213: 1213 4-(17,9,360) (complement has $\lambda=927$)
supplementary design of number 1212
residual design of number 1215

1214: 1214 4-(18,9,560) (complement has $\lambda=1442$)
Tran van Trung construction with supplementary design for design number 1212
design of number 1215 with respect to smaller t
residual design of number 1551
derived from number 1552

1215: 1215 5-(18,9,200) (complement has $\lambda=515$)
Alltop construction for design number 1212
\cite{Brouwer86} Alltop(res(5-(18,8,80))
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types

1216: 1216 5-(18,8,82) (complement has $\lambda=204$)
\cite{Kramer75}
\cite{Kramer75} $PGL(2,17)$ 4 isomorphism types

1217: 1217 4-(18,8,287) (complement has $\lambda=714$)
design of number 1216 with respect to smaller t
derived from number 1558

1218: 1218 4-(17,7,82) (complement has $\lambda=204$)
derived from number 1216

1219: 1219 4-(17,8,205) (complement has $\lambda=510$)
residual design of number 1216
derived from number 1222

1220: 1220 4-(17,9,369) (complement has $\lambda=918$)
supplementary design of number 1219
residual design of number 1222

1221: 1221 4-(18,9,574) (complement has $\lambda=1428$)
Tran van Trung construction with supplementary design for design number 1219
design of number 1222 with respect to smaller t
derived from number 1374
residual design of number 1558

1222: 1222 5-(18,9,205) (complement has $\lambda=510$)
Alltop construction for design number 1219
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type
\cite{Brouwer86} Alltop(res(5-(18,8,82))

1223: 1223 5-(18,8,84) (complement has $\lambda=202$)
$Id_2\times PGL(2,8)$

1224: 1224 4-(18,8,294) (complement has $\lambda=707$)
design of number 1223 with respect to smaller t
derived from number 1562

1225: 1225 4-(17,7,84) (complement has $\lambda=202$)
derived from number 1223

1226: 1226 4-(17,8,210) (complement has $\lambda=505$)
residual design of number 1223
derived from number 1229

1227: 1227 4-(17,9,378) (complement has $\lambda=909$)
supplementary design of number 1226
residual design of number 1229

1228: 1228 4-(18,9,588) (complement has $\lambda=1414$)
Tran van Trung construction with supplementary design for design number 1226
design of number 1229 with respect to smaller t
residual design of number 1562
derived from number 1563

1229: 1229 5-(18,9,210) (complement has $\lambda=505$)
Alltop construction for design number 1226
$PSL(2,17)$ 1 isomorphism type
$PSL(2,8)\times C_2$ many isomorphism types
\cite{Kramer75}
\cite{Brouwer86} $Hol(C_17)+$

1230: 1230 5-(18,8,90) (complement has $\lambda=196$)
$Id_2\times PGL(2,8)$
$PSL(2,8)\times Id_2$ (many solutions)

1231: 1231 4-(18,8,315) (complement has $\lambda=686$)
design of number 1230 with respect to smaller t
derived from number 1569

1232: 1232 4-(17,7,90) (complement has $\lambda=196$)
derived from number 1230

1233: 1233 4-(17,8,225) (complement has $\lambda=490$)
residual design of number 1230
derived from number 1236

1234: 1234 4-(17,9,405) (complement has $\lambda=882$)
supplementary design of number 1233
residual design of number 1236

1235: 1235 4-(18,9,630) (complement has $\lambda=1372$)
Tran van Trung construction with supplementary design for design number 1233
design of number 1236 with respect to smaller t
residual design of number 1569
derived from number 1570

1236: 1236 5-(18,9,225) (complement has $\lambda=490$)
Alltop construction for design number 1233
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types

1237: 1237 5-(18,8,92) (complement has $\lambda=194$)
\cite{Kramer75} $PGL(2,17)$ 8 isomorphism types

1238: 1238 4-(18,8,322) (complement has $\lambda=679$)
design of number 1237 with respect to smaller t
derived from number 1576

1239: 1239 4-(17,7,92) (complement has $\lambda=194$)
derived from number 1237

1240: 1240 4-(17,8,230) (complement has $\lambda=485$)
residual design of number 1237
derived from number 1243

1241: 1241 4-(17,9,414) (complement has $\lambda=873$)
supplementary design of number 1240
residual design of number 1243

1242: 1242 4-(18,9,644) (complement has $\lambda=1358$)
Tran van Trung construction with supplementary design for design number 1240
design of number 1243 with respect to smaller t
derived from number 1377
residual design of number 1576

1243: 1243 5-(18,9,230) (complement has $\lambda=485$)
Alltop construction for design number 1240
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,92))

1244: 1244 5-(18,8,94) (complement has $\lambda=192$)
\cite{Kramer75} $PGL(2,17)$ 9 isomorphism types
$C_2\times PGL(2,8)$
$PSL(2,8)\times C_2$ (many solutions)

1245: 1245 4-(18,8,329) (complement has $\lambda=672$)
design of number 1244 with respect to smaller t
derived from number 1580

1246: 1246 4-(17,7,94) (complement has $\lambda=192$)
derived from number 1244

1247: 1247 4-(17,8,235) (complement has $\lambda=480$)
residual design of number 1244
derived from number 1250

1248: 1248 4-(17,9,423) (complement has $\lambda=864$)
supplementary design of number 1247
residual design of number 1250

1249: 1249 4-(18,9,658) (complement has $\lambda=1344$)
Tran van Trung construction with supplementary design for design number 1247
design of number 1250 with respect to smaller t
derived from number 1380
residual design of number 1580

1250: 1250 5-(18,9,235) (complement has $\lambda=480$)
Alltop construction for design number 1247
\cite{Brouwer86} Alltop(res(5-(18,8,94))
\cite{Kramer75} $PGL(2,16)+$ 1 isomorphism type
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types

1251: 1251 5-(18,8,96) (complement has $\lambda=190$)
\cite{Kramer75} $PGL(2,17)$ 6 isomorphism types

1252: 1252 4-(18,8,336) (complement has $\lambda=665$)
design of number 1251 with respect to smaller t
derived from number 1584

1253: 1253 4-(17,7,96) (complement has $\lambda=190$)
derived from number 1251

1254: 1254 4-(17,8,240) (complement has $\lambda=475$)
residual design of number 1251
derived from number 1257

1255: 1255 4-(17,9,432) (complement has $\lambda=855$)
supplementary design of number 1254
residual design of number 1257

1256: 1256 4-(18,9,672) (complement has $\lambda=1330$)
Tran van Trung construction with supplementary design for design number 1254
design of number 1257 with respect to smaller t
derived from number 1383
residual design of number 1584

1257: 1257 5-(18,9,240) (complement has $\lambda=475$)
Alltop construction for design number 1254
$PSL(2,17)$ 1 isomorphism type
\cite{Brouwer86} Alltop(res(5-(18,8,96))
\cite{Kramer75} $PGL(2,16)+$ 4 isomorphism types

1258: 1258 5-(18,8,98) (complement has $\lambda=188$)
\cite{Kramer75} $PGL(2,17)$ 6 isomorphism types

1259: 1259 4-(18,8,343) (complement has $\lambda=658$)
design of number 1258 with respect to smaller t
derived from number 1588

1260: 1260 4-(17,7,98) (complement has $\lambda=188$)
derived from number 1258

1261: 1261 4-(17,8,245) (complement has $\lambda=470$)
residual design of number 1258
derived from number 1264

1262: 1262 4-(17,9,441) (complement has $\lambda=846$)
supplementary design of number 1261
residual design of number 1264

1263: 1263 4-(18,9,686) (complement has $\lambda=1316$)
Tran van Trung construction with supplementary design for design number 1261
design of number 1264 with respect to smaller t
derived from number 1386
residual design of number 1588

1264: 1264 5-(18,9,245) (complement has $\lambda=470$)
Alltop construction for design number 1261
\cite{Kramer75}
\cite{Brouwer86} Alltop(res(5-(18,8,98))

1265: 1265 5-(18,9,125) (complement has $\lambda=590$)
\cite{Kramer75}
Alltop construction for design number 1267

1266: 1266 4-(18,9,350) (complement has $\lambda=1652$)
design of number 1265 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1267

1267: 1267 4-(17,8,125) (complement has $\lambda=590$)
derived from number 1265

1268: 1268 4-(17,9,225) (complement has $\lambda=1062$)
residual design of number 1265
supplementary design of number 1267

1269: 1269 5-(18,9,145) (complement has $\lambda=570$)
\cite{Kramer75}
Alltop construction for design number 1271

1270: 1270 4-(18,9,406) (complement has $\lambda=1596$)
design of number 1269 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1271

1271: 1271 4-(17,8,145) (complement has $\lambda=570$)
derived from number 1269

1272: 1272 4-(17,9,261) (complement has $\lambda=1026$)
residual design of number 1269
supplementary design of number 1271

1273: 1273 5-(18,9,170) (complement has $\lambda=545$)
\cite{Brouwer86} $Hol(C_17)+$
Alltop construction for design number 1275

1274: 1274 4-(18,9,476) (complement has $\lambda=1526$)
design of number 1273 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1275

1275: 1275 4-(17,8,170) (complement has $\lambda=545$)
derived from number 1273

1276: 1276 4-(17,9,306) (complement has $\lambda=981$)
residual design of number 1273
supplementary design of number 1275

1277: 1277 5-(18,9,180) (complement has $\lambda=535$)
$PSL(2,17)$ 5 isomorphism types
Alltop construction for design number 1279
\cite{Kramer75}
\cite{Brouwer86} $Hol(C_17)+$

1278: 1278 4-(18,9,504) (complement has $\lambda=1498$)
design of number 1277 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1279

1279: 1279 4-(17,8,180) (complement has $\lambda=535$)
derived from number 1277

1280: 1280 4-(17,9,324) (complement has $\lambda=963$)
residual design of number 1277
supplementary design of number 1279

1281: 1281 5-(18,9,185) (complement has $\lambda=530$)
$PSL(2,17)$ 1 isomorphism type
Alltop construction for design number 1283
\cite{Kramer75}

1282: 1282 4-(18,9,518) (complement has $\lambda=1484$)
design of number 1281 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1283

1283: 1283 4-(17,8,185) (complement has $\lambda=530$)
derived from number 1281

1284: 1284 4-(17,9,333) (complement has $\lambda=954$)
residual design of number 1281
supplementary design of number 1283

1285: 1285 5-(18,9,215) (complement has $\lambda=500$)
$PSL(2,17)$ 2 isomorphism types
Alltop construction for design number 1287
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types

1286: 1286 4-(18,9,602) (complement has $\lambda=1400$)
design of number 1285 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1287

1287: 1287 4-(17,8,215) (complement has $\lambda=500$)
derived from number 1285

1288: 1288 4-(17,9,387) (complement has $\lambda=900$)
residual design of number 1285
supplementary design of number 1287

1289: 1289 5-(18,9,220) (complement has $\lambda=495$)
$PSL(2,17)$ 9 isomorphism types
Alltop construction for design number 1291
\cite{Brouwer86} $Hol(C_17)+$
\cite{Kramer75} $PGL(2,16)+$ 1 isomorphism type

1290: 1290 4-(18,9,616) (complement has $\lambda=1386$)
design of number 1289 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1291
residual design of number 5535
derived from number 5537

1291: 1291 4-(17,8,220) (complement has $\lambda=495$)
derived from number 1289

1292: 1292 4-(17,9,396) (complement has $\lambda=891$)
residual design of number 1289
supplementary design of number 1291

1293: 1293 5-(18,9,250) (complement has $\lambda=465$)
\cite{Kramer75} $PGL(2,17)$ 2 isomorphism types
Alltop construction for design number 1295
\cite{Brouwer86} $Hol(C_17)+$

1294: 1294 4-(18,9,700) (complement has $\lambda=1302$)
design of number 1293 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1295

1295: 1295 4-(17,8,250) (complement has $\lambda=465$)
derived from number 1293

1296: 1296 4-(17,9,450) (complement has $\lambda=837$)
residual design of number 1293
supplementary design of number 1295

1297: 1297 5-(18,9,255) (complement has $\lambda=460$)
\cite{Kramer75} $PGL(2,16)+$ 4 isomorphism types
Alltop construction for design number 1299
\cite{Kramer75} $PGL(2,17)$ 3 isomorphism types

1298: 1298 4-(18,9,714) (complement has $\lambda=1288$)
design of number 1297 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1299

1299: 1299 4-(17,8,255) (complement has $\lambda=460$)
derived from number 1297

1300: 1300 4-(17,9,459) (complement has $\lambda=828$)
residual design of number 1297
supplementary design of number 1299

1301: 1301 5-(18,9,265) (complement has $\lambda=450$)
\cite{Kramer75} $PGL(2,17)$ 6 isomorphism types
Alltop construction for design number 1303

1302: 1302 4-(18,9,742) (complement has $\lambda=1260$)
design of number 1301 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1303

1303: 1303 4-(17,8,265) (complement has $\lambda=450$)
derived from number 1301

1304: 1304 4-(17,9,477) (complement has $\lambda=810$)
residual design of number 1301
supplementary design of number 1303

1305: 1305 5-(18,9,30) (complement has $\lambda=685$)
\cite{Kramer75}
Alltop construction for design number 1307
\cite{Brouwer86} $Hol(C_17)+$ 1 isomorphism type

1306: 1306 4-(18,9,84) (complement has $\lambda=1918$)
design of number 1305 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1307

1307: 1307 4-(17,8,30) (complement has $\lambda=685$)
derived from number 1305

1308: 1308 4-(17,9,54) (complement has $\lambda=1233$)
residual design of number 1305
supplementary design of number 1307

1309: 1309 5-(18,9,300) (complement has $\lambda=415$)
\cite{Kramer75} $PGL(2,17)$ 1 isomorphism type
Alltop construction for design number 1311
\cite{Brouwer86} $Hol(C_17)+$

1310: 1310 4-(18,9,840) (complement has $\lambda=1162$)
design of number 1309 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1311

1311: 1311 4-(17,8,300) (complement has $\lambda=415$)
derived from number 1309

1312: 1312 4-(17,9,540) (complement has $\lambda=747$)
residual design of number 1309
supplementary design of number 1311

1313: 1313 5-(18,9,335) (complement has $\lambda=380$)
$PSL(2,17)$ 4 isomorphism types
Alltop construction for design number 1315
\cite{Kramer75} $PGL(2,16)+$ 16 isomorphism types
residual design of number 7823
derived from number 7824

1314: 1314 4-(18,9,938) (complement has $\lambda=1064$)
design of number 1313 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1315
residual design of number 5549
derived from number 5550

1315: 1315 4-(17,8,335) (complement has $\lambda=380$)
derived from number 1313
residual design of number 7825

1316: 1316 4-(17,9,603) (complement has $\lambda=684$)
residual design of number 1313
supplementary design of number 1315
derived from number 7826

1317: 1317 5-(18,9,345) (complement has $\lambda=370$)
\cite{Kramer75} $PGL(2,17)$ 4 isomorphism types
Alltop construction for design number 1319
\cite{Kramer75}

1318: 1318 4-(18,9,966) (complement has $\lambda=1036$)
design of number 1317 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1319

1319: 1319 4-(17,8,345) (complement has $\lambda=370$)
derived from number 1317

1320: 1320 4-(17,9,621) (complement has $\lambda=666$)
residual design of number 1317
supplementary design of number 1319

1321: 1321 5-(18,9,45) (complement has $\lambda=670$)
\cite{Kramer75}
Alltop construction for design number 1323
\cite{Brouwer86} $Hol(C_17)+$

1322: 1322 4-(18,9,126) (complement has $\lambda=1876$)
design of number 1321 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1323

1323: 1323 4-(17,8,45) (complement has $\lambda=670$)
derived from number 1321

1324: 1324 4-(17,9,81) (complement has $\lambda=1206$)
residual design of number 1321
supplementary design of number 1323

1325: 1325 5-(18,9,50) (complement has $\lambda=665$)
\cite{Kramer75}
Alltop construction for design number 1327
\cite{Brouwer86} $Hol(C_17)+$

1326: 1326 4-(18,9,140) (complement has $\lambda=1862$)
design of number 1325 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1327

1327: 1327 4-(17,8,50) (complement has $\lambda=665$)
derived from number 1325

1328: 1328 4-(17,9,90) (complement has $\lambda=1197$)
residual design of number 1325
supplementary design of number 1327

1329: 1329 5-(18,9,55) (complement has $\lambda=660$)
\cite{Kramer75}
Alltop construction for design number 1331
\cite{Brouwer86} $Hol(C_17)+$

1330: 1330 4-(18,9,154) (complement has $\lambda=1848$)
design of number 1329 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1331

1331: 1331 4-(17,8,55) (complement has $\lambda=660$)
derived from number 1329

1332: 1332 4-(17,9,99) (complement has $\lambda=1188$)
residual design of number 1329
supplementary design of number 1331

1333: 1333 5-(18,9,60) (complement has $\lambda=655$)
\cite{Kramer75}
Alltop construction for design number 1335
\cite{Brouwer86} $Hol(C_17)+$

1334: 1334 4-(18,9,168) (complement has $\lambda=1834$)
design of number 1333 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1335

1335: 1335 4-(17,8,60) (complement has $\lambda=655$)
derived from number 1333

1336: 1336 4-(17,9,108) (complement has $\lambda=1179$)
residual design of number 1333
supplementary design of number 1335

1337: 1337 5-(18,9,65) (complement has $\lambda=650$)
\cite{Kramer75}
Alltop construction for design number 1339
\cite{Brouwer86} $Hol(C_17)+$

1338: 1338 4-(18,9,182) (complement has $\lambda=1820$)
design of number 1337 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1339

1339: 1339 4-(17,8,65) (complement has $\lambda=650$)
derived from number 1337

1340: 1340 4-(17,9,117) (complement has $\lambda=1170$)
residual design of number 1337
supplementary design of number 1339

1341: 1341 5-(18,9,70) (complement has $\lambda=645$)
\cite{Kramer75}
Alltop construction for design number 1343

1342: 1342 4-(18,9,196) (complement has $\lambda=1806$)
design of number 1341 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1343

1343: 1343 4-(17,8,70) (complement has $\lambda=645$)
derived from number 1341

1344: 1344 4-(17,9,126) (complement has $\lambda=1161$)
residual design of number 1341
supplementary design of number 1343

1345: 1345 5-(18,9,85) (complement has $\lambda=630$)
\cite{Kramer75}
Alltop construction for design number 1347

1346: 1346 4-(18,9,238) (complement has $\lambda=1764$)
design of number 1345 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1347

1347: 1347 4-(17,8,85) (complement has $\lambda=630$)
derived from number 1345

1348: 1348 4-(17,9,153) (complement has $\lambda=1134$)
residual design of number 1345
supplementary design of number 1347

1349: 1349 5-(18,9,90) (complement has $\lambda=625$)
\cite{Kramer75}
Alltop construction for design number 1351
\cite{Brouwer86} $Hol(C_17)+$

1350: 1350 4-(18,9,252) (complement has $\lambda=1750$)
design of number 1349 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1351

1351: 1351 4-(17,8,90) (complement has $\lambda=625$)
derived from number 1349

1352: 1352 4-(17,9,162) (complement has $\lambda=1125$)
residual design of number 1349
supplementary design of number 1351

1353: 1353 5-(19,10,308) (complement has $\lambda=1694$)
TvT: 5-(18,9,110) $\cup$ 5-(18,10,198) \cite{TranvanTrung86}
supplementary design of number 1474

1354: 1354 4-(19,10,770) (complement has $\lambda=4235$)
design of number 1353 with respect to smaller t
supplementary design of number 1475
residual design of number 1476

1355: 1355 4-(18,10,462) (complement has $\lambda=2541$)
residual design of number 1353

1356: 1356 5-(19,10,336) (complement has $\lambda=1666$)
TvT: 5-(18,9,120) $\cup$ 5-(18,10,216) \cite{TranvanTrung86}
supplementary design of number 1485

1357: 1357 4-(19,10,840) (complement has $\lambda=4165$)
design of number 1356 with respect to smaller t
supplementary design of number 1486
residual design of number 1487

1358: 1358 4-(18,10,504) (complement has $\lambda=2499$)
residual design of number 1356

1359: 1359 5-(19,10,434) (complement has $\lambda=1568$)
TvT: 5-(18,9,155) $\cup$ 5-(18,10,279) \cite{TranvanTrung86}
supplementary design of number 1524

1360: 1360 4-(19,10,1085) (complement has $\lambda=3920$)
design of number 1359 with respect to smaller t
supplementary design of number 1525
residual design of number 1526

1361: 1361 4-(18,10,651) (complement has $\lambda=2352$)
residual design of number 1359

1362: 1362 5-(19,10,448) (complement has $\lambda=1554$)
TvT: 5-(18,9,160) $\cup$ 5-(18,10,288) \cite{TranvanTrung86}
supplementary design of number 1528

1363: 1363 4-(19,10,1120) (complement has $\lambda=3885$)
design of number 1362 with respect to smaller t
supplementary design of number 1529
residual design of number 1530

1364: 1364 4-(18,10,672) (complement has $\lambda=2331$)
residual design of number 1362

1365: 1365 5-(19,10,462) (complement has $\lambda=1540$)
TvT: 5-(18,9,165) $\cup$ 5-(18,10,297) \cite{TranvanTrung86}
supplementary design of number 1532

1366: 1366 4-(19,10,1155) (complement has $\lambda=3850$)
design of number 1365 with respect to smaller t
supplementary design of number 1533
residual design of number 1534
derived from number 5578

1367: 1367 4-(18,10,693) (complement has $\lambda=2310$)
residual design of number 1365

1368: 1368 5-(19,10,532) (complement has $\lambda=1470$)
TvT: 5-(18,9,190) $\cup$ 5-(18,10,342) \cite{TranvanTrung86}
supplementary design of number 1543

1369: 1369 4-(19,10,1330) (complement has $\lambda=3675$)
design of number 1368 with respect to smaller t
supplementary design of number 1544
residual design of number 1545

1370: 1370 4-(18,10,798) (complement has $\lambda=2205$)
residual design of number 1368

1371: 1371 5-(19,10,546) (complement has $\lambda=1456$)
TvT: 5-(18,9,195) $\cup$ 5-(18,10,351) \cite{TranvanTrung86}
supplementary design of number 1547

1372: 1372 4-(19,10,1365) (complement has $\lambda=3640$)
design of number 1371 with respect to smaller t
supplementary design of number 1548
residual design of number 1549

1373: 1373 4-(18,10,819) (complement has $\lambda=2184$)
residual design of number 1371

1374: 1374 5-(19,10,574) (complement has $\lambda=1428$)
TvT: 5-(18,9,205) $\cup$ 5-(18,10,369) \cite{TranvanTrung86}
supplementary design of number 1558

1375: 1375 4-(19,10,1435) (complement has $\lambda=3570$)
design of number 1374 with respect to smaller t
supplementary design of number 1559
residual design of number 1560

1376: 1376 4-(18,10,861) (complement has $\lambda=2142$)
residual design of number 1374

1377: 1377 5-(19,10,644) (complement has $\lambda=1358$)
TvT: 5-(18,9,230) $\cup$ 5-(18,10,414) \cite{TranvanTrung86}
supplementary design of number 1576

1378: 1378 4-(19,10,1610) (complement has $\lambda=3395$)
design of number 1377 with respect to smaller t
supplementary design of number 1577
residual design of number 1578

1379: 1379 4-(18,10,966) (complement has $\lambda=2037$)
residual design of number 1377

1380: 1380 5-(19,10,658) (complement has $\lambda=1344$)
TvT: 5-(18,9,235) $\cup$ 5-(18,10,423) \cite{TranvanTrung86}
supplementary design of number 1580

1381: 1381 4-(19,10,1645) (complement has $\lambda=3360$)
design of number 1380 with respect to smaller t
supplementary design of number 1581
residual design of number 1582

1382: 1382 4-(18,10,987) (complement has $\lambda=2016$)
residual design of number 1380

1383: 1383 5-(19,10,672) (complement has $\lambda=1330$)
TvT: 5-(18,9,240) $\cup$ 5-(18,10,432) \cite{TranvanTrung86}
supplementary design of number 1584

1384: 1384 4-(19,10,1680) (complement has $\lambda=3325$)
design of number 1383 with respect to smaller t
supplementary design of number 1585
residual design of number 1586

1385: 1385 4-(18,10,1008) (complement has $\lambda=1995$)
residual design of number 1383

1386: 1386 5-(19,10,686) (complement has $\lambda=1316$)
TvT: 5-(18,9,245) $\cup$ 5-(18,10,441) \cite{TranvanTrung86}
supplementary design of number 1588

1387: 1387 4-(19,10,1715) (complement has $\lambda=3290$)
design of number 1386 with respect to smaller t
supplementary design of number 1589
residual design of number 1590

1388: 1388 4-(18,10,1029) (complement has $\lambda=1974$)
residual design of number 1386

1389: 1389 5-(19,10,756) (complement has $\lambda=1246$)
TvT: 5-(18,9,270) $\cup$ 5-(18,10,486) \cite{TranvanTrung86}
supplementary design of number 1599

1390: 1390 4-(19,10,1890) (complement has $\lambda=3115$)
design of number 1389 with respect to smaller t
supplementary design of number 1600
residual design of number 1601

1391: 1391 4-(18,10,1134) (complement has $\lambda=1869$)
residual design of number 1389

1392: 1392 5-(19,10,770) (complement has $\lambda=1232$)
TvT: 5-(18,9,275) $\cup$ 5-(18,10,495) \cite{TranvanTrung86}
supplementary design of number 1603

1393: 1393 4-(19,10,1925) (complement has $\lambda=3080$)
design of number 1392 with respect to smaller t
supplementary design of number 1604
residual design of number 1605

1394: 1394 4-(18,10,1155) (complement has $\lambda=1848$)
residual design of number 1392

1395: 1395 5-(19,10,784) (complement has $\lambda=1218$)
TvT: 5-(18,9,280) $\cup$ 5-(18,10,504) \cite{TranvanTrung86}
supplementary design of number 1607

1396: 1396 4-(19,10,1960) (complement has $\lambda=3045$)
design of number 1395 with respect to smaller t
supplementary design of number 1608
residual design of number 1609

1397: 1397 4-(18,10,1176) (complement has $\lambda=1827$)
residual design of number 1395

1398: 1398 5-(19,10,798) (complement has $\lambda=1204$)
TvT: 5-(18,9,285) $\cup$ 5-(18,10,513) \cite{TranvanTrung86}
supplementary design of number 1611

1399: 1399 4-(19,10,1995) (complement has $\lambda=3010$)
design of number 1398 with respect to smaller t
supplementary design of number 1612
residual design of number 1613

1400: 1400 4-(18,10,1197) (complement has $\lambda=1806$)
residual design of number 1398

1401: 1401 5-(19,10,882) (complement has $\lambda=1120$)
TvT: 5-(18,9,315) $\cup$ 5-(18,10,567) \cite{TranvanTrung86}
supplementary design of number 1629
design of number 5528 with respect to smaller t
residual design of number 5529

1402: 1402 4-(19,10,2205) (complement has $\lambda=2800$)
design of number 1401 with respect to smaller t
supplementary design of number 1630
residual design of number 1631

1403: 1403 4-(18,10,1323) (complement has $\lambda=1680$)
residual design of number 1401
design of number 5531 with respect to smaller t

1404: 1404 5-(19,10,896) (complement has $\lambda=1106$)
TvT: 5-(18,9,320) $\cup$ 5-(18,10,576) \cite{TranvanTrung86}
supplementary design of number 1633

1405: 1405 4-(19,10,2240) (complement has $\lambda=2765$)
design of number 1404 with respect to smaller t
supplementary design of number 1634
residual design of number 1635

1406: 1406 4-(18,10,1344) (complement has $\lambda=1659$)
residual design of number 1404

1407: 1407 5-(19,10,910) (complement has $\lambda=1092$)
TvT: 5-(18,9,325) $\cup$ 5-(18,10,585) \cite{TranvanTrung86}
supplementary design of number 1637

1408: 1408 4-(19,10,2275) (complement has $\lambda=2730$)
design of number 1407 with respect to smaller t
supplementary design of number 1638
residual design of number 1639

1409: 1409 4-(18,10,1365) (complement has $\lambda=1638$)
residual design of number 1407

1410: 1410 5-(19,10,980) (complement has $\lambda=1022$)
TvT: 5-(18,9,350) $\cup$ 5-(18,10,630) \cite{TranvanTrung86}
supplementary design of number 1662

1411: 1411 4-(19,10,2450) (complement has $\lambda=2555$)
design of number 1410 with respect to smaller t
supplementary design of number 1663
residual design of number 1664

1412: 1412 4-(18,10,1470) (complement has $\lambda=1533$)
residual design of number 1410

1413: 1413 5-(19,10,994) (complement has $\lambda=1008$)
TvT: 5-(18,9,355) $\cup$ 5-(18,10,639) \cite{TranvanTrung86}
supplementary design of number 1666

1414: 1414 4-(19,10,2485) (complement has $\lambda=2520$)
design of number 1413 with respect to smaller t
supplementary design of number 1667
residual design of number 1668

1415: 1415 4-(18,10,1491) (complement has $\lambda=1512$)
residual design of number 1413

1416: 1416 5-(19,6,4) (complement has $\lambda=10$)
$Hol(C_{19})$ (255 isom. types) \cite{Bettenetal98b}

1417: 1417 4-(19,6,30) (complement has $\lambda=75$)
design of number 1416 with respect to smaller t

1418: 1418 4-(18,5,4) (complement has $\lambda=10$)
derived from number 1416

1419: 1419 4-(18,6,26) (complement has $\lambda=65$)
residual design of number 1416

1420: 1420 5-(19,6,6) (complement has $\lambda=8$)
$Hol(C_{19})$ (17193 isom. types) #blocks = #5-subsets \cite{Bettenetal98b}

1421: 1421 4-(19,6,45) (complement has $\lambda=60$)
design of number 1420 with respect to smaller t

1422: 1422 4-(18,5,6) (complement has $\lambda=8$)
derived from number 1420

1423: 1423 4-(18,6,39) (complement has $\lambda=52$)
residual design of number 1420

1424: 1424 5-(19,7,28) (complement has $\lambda=63$)
$Hol(C_{19})$ (>=1 isom. types)
Brouwer 1977/1986
TvT: 5-(18,6,4) $\cup$ 5-(18,7,24) \cite{TranvanTrung86}
design of number 5524 with respect to smaller t

1425: 1425 4-(19,7,140) (complement has $\lambda=315$)
design of number 1424 with respect to smaller t
derived from number 1776

1426: 1426 5-(19,7,35) (complement has $\lambda=56$)
Brouwer 1977/1986

1427: 1427 4-(19,7,175) (complement has $\lambda=280$)
design of number 1426 with respect to smaller t
derived from number 1779

1428: 1428 5-(19,7,42) (complement has $\lambda=49$)
Brouwer 1977/1986
design of number 5525 with respect to smaller t

1429: 1429 4-(19,7,210) (complement has $\lambda=245$)
design of number 1428 with respect to smaller t
derived from number 1781

1430: 1430 4-(18,6,42) (complement has $\lambda=49$)
derived from number 1428
design of number 5526 with respect to smaller t

1431: 1431 5-(19,8,140) (complement has $\lambda=224$)
TvT: 5-(18,7,30) $\cup$ 5-(18,8,110) \cite{TranvanTrung86}

1432: 1432 4-(19,8,525) (complement has $\lambda=840$)
design of number 1431 with respect to smaller t
residual design of number 1779
derived from number 1798

1433: 1433 5-(19,8,168) (complement has $\lambda=196$)
TvT: 5-(18,7,36) $\cup$ 5-(18,8,132)

1434: 1434 4-(19,8,630) (complement has $\lambda=735$)
design of number 1433 with respect to smaller t
residual design of number 1781
derived from number 1800

1435: 1435 5-(19,8,56) (complement has $\lambda=308$)
TvT: 5-(18,7,12) $\cup$ 5-(18,8,44) \cite{TranvanTrung86}

1436: 1436 4-(19,8,210) (complement has $\lambda=1155$)
design of number 1435 with respect to smaller t
residual design of number 1787
derived from number 1792

1437: 1437 5-(19,8,84) (complement has $\lambda=280$)
TvT: 5-(18,7,18) $\cup$ 5-(18,8,66) \cite{TranvanTrung86}

1438: 1438 4-(19,8,315) (complement has $\lambda=1050$)
design of number 1437 with respect to smaller t
residual design of number 1773
derived from number 1794

1439: 1439 5-(19,9,105) (complement has $\lambda=896$)
TvT: 5-(18,8,30) $\cup$ 5-(18,9,75) \cite{TranvanTrung86}

1440: 1440 5-(19,10,210) (complement has $\lambda=1792$)
supplementary design of number 1439

1441: 1441 4-(19,9,315) (complement has $\lambda=2688$)
design of number 1439 with respect to smaller t
derived from number 1442

1442: 1442 5-(20,10,315) (complement has $\lambda=2688$)
Tran van Trung construction with supplementary design for design number 1439
Alltop construction for design number 1441
\cite{Krameretal85} $PGL(2,19)$ 6 isomorphism types

1443: 1443 4-(19,10,525) (complement has $\lambda=4480$)
design of number 1440 with respect to smaller t
supplementary design of number 1441
residual design of number 1442

1444: 1444 4-(18,10,315) (complement has $\lambda=2688$)
residual design of number 1440

1445: 1445 4-(20,10,840) (complement has $\lambda=7168$)
Tran van Trung construction with supplementary design for design number 1441
design of number 1442 with respect to smaller t

1446: 1446 5-(19,9,112) (complement has $\lambda=889$)
TvT: 5-(18,8,32) $\cup$ 5-(18,9,80) \cite{TranvanTrung86}

1447: 1447 5-(19,10,224) (complement has $\lambda=1778$)
supplementary design of number 1446

1448: 1448 4-(19,9,336) (complement has $\lambda=2667$)
design of number 1446 with respect to smaller t
derived from number 1449

1449: 1449 5-(20,10,336) (complement has $\lambda=2667$)
Tran van Trung construction with supplementary design for design number 1446
Alltop construction for design number 1448
\cite{Krameretal85} $PSL(2,19)$ 89638 isomorphism types
$PSL(3,4)$

1450: 1450 4-(19,10,560) (complement has $\lambda=4445$)
design of number 1447 with respect to smaller t
supplementary design of number 1448
residual design of number 1449

1451: 1451 4-(18,10,336) (complement has $\lambda=2667$)
residual design of number 1447

1452: 1452 4-(20,10,896) (complement has $\lambda=7112$)
Tran van Trung construction with supplementary design for design number 1448
design of number 1449 with respect to smaller t

1453: 1453 5-(19,9,133) (complement has $\lambda=868$)
TvT: 5-(18,8,38) $\cup$ 5-(18,9,95)

1454: 1454 5-(19,10,266) (complement has $\lambda=1736$)
supplementary design of number 1453

1455: 1455 4-(19,9,399) (complement has $\lambda=2604$)
design of number 1453 with respect to smaller t
derived from number 1456

1456: 1456 5-(20,10,399) (complement has $\lambda=2604$)
Tran van Trung construction with supplementary design for design number 1453
Alltop construction for design number 1455
\cite{Krameretal85}

1457: 1457 4-(19,10,665) (complement has $\lambda=4340$)
design of number 1454 with respect to smaller t
supplementary design of number 1455
residual design of number 1456

1458: 1458 4-(18,10,399) (complement has $\lambda=2604$)
residual design of number 1454

1459: 1459 4-(20,10,1064) (complement has $\lambda=6944$)
Tran van Trung construction with supplementary design for design number 1455
design of number 1456 with respect to smaller t

1460: 1460 5-(19,9,140) (complement has $\lambda=861$)
Brouwer 1977/1986

1461: 1461 5-(19,10,280) (complement has $\lambda=1722$)
supplementary design of number 1460

1462: 1462 4-(19,9,420) (complement has $\lambda=2583$)
design of number 1460 with respect to smaller t
derived from number 1463

1463: 1463 5-(20,10,420) (complement has $\lambda=2583$)
Tran van Trung construction with supplementary design for design number 1460
Alltop construction for design number 1462
\cite{Krameretal85} $PGL(2,19)$ 104 isomorphism types

1464: 1464 4-(19,10,700) (complement has $\lambda=4305$)
design of number 1461 with respect to smaller t
supplementary design of number 1462
residual design of number 1463

1465: 1465 4-(18,10,420) (complement has $\lambda=2583$)
residual design of number 1461

1466: 1466 4-(20,10,1120) (complement has $\lambda=6888$)
Tran van Trung construction with supplementary design for design number 1462
design of number 1463 with respect to smaller t

1467: 1467 5-(19,9,147) (complement has $\lambda=854$)
TvT: 5-(18,8,42) $\cup$ 5-(18,9,105)

1468: 1468 5-(19,10,294) (complement has $\lambda=1708$)
supplementary design of number 1467

1469: 1469 4-(19,9,441) (complement has $\lambda=2562$)
design of number 1467 with respect to smaller t
derived from number 1470

1470: 1470 5-(20,10,441) (complement has $\lambda=2562$)
Tran van Trung construction with supplementary design for design number 1467
Alltop construction for design number 1469
\cite{Krameretal85} $PGL(2,19)$ 72 isomorphism types

1471: 1471 4-(19,10,735) (complement has $\lambda=4270$)
design of number 1468 with respect to smaller t
supplementary design of number 1469
residual design of number 1470

1472: 1472 4-(18,10,441) (complement has $\lambda=2562$)
residual design of number 1468

1473: 1473 4-(20,10,1176) (complement has $\lambda=6832$)
Tran van Trung construction with supplementary design for design number 1469
design of number 1470 with respect to smaller t

1474: 1474 5-(19,9,154) (complement has $\lambda=847$)
TvT: 5-(18,8,44) $\cup$ 5-(18,9,110) \cite{TranvanTrung86}

1475: 1475 4-(19,9,462) (complement has $\lambda=2541$)
design of number 1474 with respect to smaller t
derived from number 1476
residual design of number 1792

1476: 1476 5-(20,10,462) (complement has $\lambda=2541$)
Tran van Trung construction with supplementary design for design number 1474
Alltop construction for design number 1475
\cite{Krameretal85} $PSL(2,19)$
\cite{TranvanTrung86}

1477: 1477 4-(20,10,1232) (complement has $\lambda=6776$)
Tran van Trung construction with supplementary design for design number 1475
design of number 1476 with respect to smaller t
residual design of number 1833
derived from number 1834

1478: 1478 5-(19,9,161) (complement has $\lambda=840$)
TvT: 5-(18,8,46) $\cup$ 5-(18,9,115) \cite{TranvanTrung86}

1479: 1479 5-(19,10,322) (complement has $\lambda=1680$)
supplementary design of number 1478

1480: 1480 4-(19,9,483) (complement has $\lambda=2520$)
design of number 1478 with respect to smaller t
derived from number 1481

1481: 1481 5-(20,10,483) (complement has $\lambda=2520$)
Tran van Trung construction with supplementary design for design number 1478
Alltop construction for design number 1480
\cite{Krameretal85} $PGL(2,19)$ 173 isomorphism types

1482: 1482 4-(19,10,805) (complement has $\lambda=4200$)
design of number 1479 with respect to smaller t
supplementary design of number 1480
residual design of number 1481

1483: 1483 4-(18,10,483) (complement has $\lambda=2520$)
residual design of number 1479

1484: 1484 4-(20,10,1288) (complement has $\lambda=6720$)
Tran van Trung construction with supplementary design for design number 1480
design of number 1481 with respect to smaller t

1485: 1485 5-(19,9,168) (complement has $\lambda=833$)
TvT: 5-(18,8,48) $\cup$ 5-(18,9,120) \cite{TranvanTrung86}

1486: 1486 4-(19,9,504) (complement has $\lambda=2499$)
design of number 1485 with respect to smaller t
derived from number 1487

1487: 1487 5-(20,10,504) (complement has $\lambda=2499$)
Tran van Trung construction with supplementary design for design number 1485
Alltop construction for design number 1486
\cite{Krameretal85}
\cite{TranvanTrung86}

1488: 1488 4-(20,10,1344) (complement has $\lambda=6664$)
Tran van Trung construction with supplementary design for design number 1486
design of number 1487 with respect to smaller t

1489: 1489 5-(19,9,182) (complement has $\lambda=819$)
TvT: 5-(18,8,52) $\cup$ 5-(18,9,130)

1490: 1490 5-(19,10,364) (complement has $\lambda=1638$)
supplementary design of number 1489

1491: 1491 4-(19,9,546) (complement has $\lambda=2457$)
design of number 1489 with respect to smaller t
derived from number 1492

1492: 1492 5-(20,10,546) (complement has $\lambda=2457$)
Tran van Trung construction with supplementary design for design number 1489
Alltop construction for design number 1491
\cite{Krameretal85} $PGL(2,19)$ 307 isomorphism types

1493: 1493 4-(19,10,910) (complement has $\lambda=4095$)
design of number 1490 with respect to smaller t
supplementary design of number 1491
residual design of number 1492

1494: 1494 4-(18,10,546) (complement has $\lambda=2457$)
residual design of number 1490

1495: 1495 4-(20,10,1456) (complement has $\lambda=6552$)
Tran van Trung construction with supplementary design for design number 1491
design of number 1492 with respect to smaller t

1496: 1496 5-(19,9,189) (complement has $\lambda=812$)
TvT: 5-(18,8,54) $\cup$ 5-(18,9,135)

1497: 1497 5-(19,10,378) (complement has $\lambda=1624$)
supplementary design of number 1496

1498: 1498 4-(19,9,567) (complement has $\lambda=2436$)
design of number 1496 with respect to smaller t
derived from number 1499

1499: 1499 5-(20,10,567) (complement has $\lambda=2436$)
Tran van Trung construction with supplementary design for design number 1496
Alltop construction for design number 1498
\cite{Krameretal85} $PGL(2,19)$ 567 isomorphism types

1500: 1500 4-(19,10,945) (complement has $\lambda=4060$)
design of number 1497 with respect to smaller t
supplementary design of number 1498
residual design of number 1499

1501: 1501 4-(18,10,567) (complement has $\lambda=2436$)
residual design of number 1497

1502: 1502 4-(20,10,1512) (complement has $\lambda=6496$)
Tran van Trung construction with supplementary design for design number 1498
design of number 1499 with respect to smaller t

1503: 1503 5-(19,9,196) (complement has $\lambda=805$)
TvT: 5-(18,8,56) $\cup$ 5-(18,9,140)

1504: 1504 5-(19,10,392) (complement has $\lambda=1610$)
supplementary design of number 1503

1505: 1505 4-(19,9,588) (complement has $\lambda=2415$)
design of number 1503 with respect to smaller t
derived from number 1506

1506: 1506 5-(20,10,588) (complement has $\lambda=2415$)
Tran van Trung construction with supplementary design for design number 1503
Alltop construction for design number 1505
\cite{Krameretal85} $PSL(2,19)$

1507: 1507 4-(19,10,980) (complement has $\lambda=4025$)
design of number 1504 with respect to smaller t
supplementary design of number 1505
residual design of number 1506

1508: 1508 4-(18,10,588) (complement has $\lambda=2415$)
residual design of number 1504

1509: 1509 4-(20,10,1568) (complement has $\lambda=6440$)
Tran van Trung construction with supplementary design for design number 1505
design of number 1506 with respect to smaller t

1510: 1510 5-(19,9,21) (complement has $\lambda=980$)
Brouwer 1977/1986

1511: 1511 5-(19,10,42) (complement has $\lambda=1960$)
supplementary design of number 1510

1512: 1512 4-(19,9,63) (complement has $\lambda=2940$)
design of number 1510 with respect to smaller t
derived from number 1513

1513: 1513 5-(20,10,63) (complement has $\lambda=2940$)
Tran van Trung construction with supplementary design for design number 1510
Alltop construction for design number 1512
\cite{Krameretal85}

1514: 1514 4-(19,10,105) (complement has $\lambda=4900$)
design of number 1511 with respect to smaller t
supplementary design of number 1512
residual design of number 1513

1515: 1515 4-(18,10,63) (complement has $\lambda=2940$)
residual design of number 1511

1516: 1516 4-(20,10,168) (complement has $\lambda=7840$)
Tran van Trung construction with supplementary design for design number 1512
design of number 1513 with respect to smaller t

1517: 1517 5-(19,9,210) (complement has $\lambda=791$)
TvT: 5-(18,8,60) $\cup$ 5-(18,9,150) \cite{TranvanTrung86}

1518: 1518 5-(19,10,420) (complement has $\lambda=1582$)
supplementary design of number 1517

1519: 1519 4-(19,9,630) (complement has $\lambda=2373$)
design of number 1517 with respect to smaller t
derived from number 1520

1520: 1520 5-(20,10,630) (complement has $\lambda=2373$)
Tran van Trung construction with supplementary design for design number 1517
Alltop construction for design number 1519
\cite{Krameretal85} $PGL(2,19)$ 2106 isomorphism types

1521: 1521 4-(19,10,1050) (complement has $\lambda=3955$)
design of number 1518 with respect to smaller t
supplementary design of number 1519
residual design of number 1520

1522: 1522 4-(18,10,630) (complement has $\lambda=2373$)
residual design of number 1518

1523: 1523 4-(20,10,1680) (complement has $\lambda=6328$)
Tran van Trung construction with supplementary design for design number 1519
design of number 1520 with respect to smaller t

1524: 1524 5-(19,9,217) (complement has $\lambda=784$)
TvT: 5-(18,8,62) $\cup$ 5-(18,9,155) \cite{TranvanTrung86}

1525: 1525 4-(19,9,651) (complement has $\lambda=2352$)
design of number 1524 with respect to smaller t
derived from number 1526

1526: 1526 5-(20,10,651) (complement has $\lambda=2352$)
Tran van Trung construction with supplementary design for design number 1524
Alltop construction for design number 1525
\cite{Krameretal85} $PSL(2,19)$
\cite{TranvanTrung86}

1527: 1527 4-(20,10,1736) (complement has $\lambda=6272$)
Tran van Trung construction with supplementary design for design number 1525
design of number 1526 with respect to smaller t

1528: 1528 5-(19,9,224) (complement has $\lambda=777$)
TvT: 5-(18,8,64) $\cup$ 5-(18,9,160) \cite{TranvanTrung86}

1529: 1529 4-(19,9,672) (complement has $\lambda=2331$)
design of number 1528 with respect to smaller t
derived from number 1530

1530: 1530 5-(20,10,672) (complement has $\lambda=2331$)
Tran van Trung construction with supplementary design for design number 1528
Alltop construction for design number 1529
\cite{Krameretal85} $PGL(2,19)$ 3994 isomorphism types
\cite{TranvanTrung86}

1531: 1531 4-(20,10,1792) (complement has $\lambda=6216$)
Tran van Trung construction with supplementary design for design number 1529
design of number 1530 with respect to smaller t

1532: 1532 5-(19,9,231) (complement has $\lambda=770$)
TvT: 5-(18,8,66) $\cup$ 5-(18,9,165) \cite{TranvanTrung86}

1533: 1533 4-(19,9,693) (complement has $\lambda=2310$)
design of number 1532 with respect to smaller t
derived from number 1534
residual design of number 1794

1534: 1534 5-(20,10,693) (complement has $\lambda=2310$)
Tran van Trung construction with supplementary design for design number 1532
Alltop construction for design number 1533
\cite{Krameretal85} $PGL(2,19)$ 3968 isomorphism types
residual design of number 5576
derived from number 5577

1535: 1535 4-(20,10,1848) (complement has $\lambda=6160$)
Tran van Trung construction with supplementary design for design number 1533
design of number 1534 with respect to smaller t
residual design of number 1849
derived from number 1850

1536: 1536 5-(19,9,245) (complement has $\lambda=756$)
TvT: 5-(18,8,70) $\cup$ 5-(18,9,175)

1537: 1537 5-(19,10,490) (complement has $\lambda=1512$)
supplementary design of number 1536

1538: 1538 4-(19,9,735) (complement has $\lambda=2268$)
design of number 1536 with respect to smaller t
derived from number 1539

1539: 1539 5-(20,10,735) (complement has $\lambda=2268$)
Tran van Trung construction with supplementary design for design number 1536
Alltop construction for design number 1538
\cite{Krameretal85} $PGL(2,19)$

1540: 1540 4-(19,10,1225) (complement has $\lambda=3780$)
design of number 1537 with respect to smaller t
supplementary design of number 1538
residual design of number 1539

1541: 1541 4-(18,10,735) (complement has $\lambda=2268$)
residual design of number 1537

1542: 1542 4-(20,10,1960) (complement has $\lambda=6048$)
Tran van Trung construction with supplementary design for design number 1538
design of number 1539 with respect to smaller t

1543: 1543 5-(19,9,266) (complement has $\lambda=735$)
TvT: 5-(18,8,76) $\cup$ 5-(18,9,190) \cite{TranvanTrung86}

1544: 1544 4-(19,9,798) (complement has $\lambda=2205$)
design of number 1543 with respect to smaller t
derived from number 1545

1545: 1545 5-(20,10,798) (complement has $\lambda=2205$)
Tran van Trung construction with supplementary design for design number 1543
Alltop construction for design number 1544
\cite{Krameretal85} $PGL(2,19)$
\cite{TranvanTrung86}

1546: 1546 4-(20,10,2128) (complement has $\lambda=5880$)
Tran van Trung construction with supplementary design for design number 1544
design of number 1545 with respect to smaller t

1547: 1547 5-(19,9,273) (complement has $\lambda=728$)
TvT: 5-(18,8,78) $\cup$ 5-(18,9,195) \cite{TranvanTrung86}

1548: 1548 4-(19,9,819) (complement has $\lambda=2184$)
design of number 1547 with respect to smaller t
derived from number 1549

1549: 1549 5-(20,10,819) (complement has $\lambda=2184$)
Tran van Trung construction with supplementary design for design number 1547
Alltop construction for design number 1548
\cite{Krameretal85}
\cite{TranvanTrung86}

1550: 1550 4-(20,10,2184) (complement has $\lambda=5824$)
Tran van Trung construction with supplementary design for design number 1548
design of number 1549 with respect to smaller t

1551: 1551 5-(19,9,280) (complement has $\lambda=721$)
TvT: 5-(18,8,80) $\cup$ 5-(18,9,200) \cite{TranvanTrung86}

1552: 1552 5-(19,10,560) (complement has $\lambda=1442$)
supplementary design of number 1551

1553: 1553 4-(19,9,840) (complement has $\lambda=2163$)
design of number 1551 with respect to smaller t
derived from number 1554

1554: 1554 5-(20,10,840) (complement has $\lambda=2163$)
Tran van Trung construction with supplementary design for design number 1551
Alltop construction for design number 1553
\cite{Krameretal85}
\cite{Krameretal85} $PSL(2,19)$

1555: 1555 4-(19,10,1400) (complement has $\lambda=3605$)
design of number 1552 with respect to smaller t
supplementary design of number 1553
residual design of number 1554

1556: 1556 4-(18,10,840) (complement has $\lambda=2163$)
residual design of number 1552

1557: 1557 4-(20,10,2240) (complement has $\lambda=5768$)
Tran van Trung construction with supplementary design for design number 1553
design of number 1554 with respect to smaller t

1558: 1558 5-(19,9,287) (complement has $\lambda=714$)
TvT: 5-(18,8,82) $\cup$ 5-(18,9,205) \cite{TranvanTrung86}

1559: 1559 4-(19,9,861) (complement has $\lambda=2142$)
design of number 1558 with respect to smaller t
derived from number 1560

1560: 1560 5-(20,10,861) (complement has $\lambda=2142$)
Tran van Trung construction with supplementary design for design number 1558
Alltop construction for design number 1559
\cite{Krameretal85} $PGL(2,19)$
\cite{TranvanTrung86}

1561: 1561 4-(20,10,2296) (complement has $\lambda=5712$)
Tran van Trung construction with supplementary design for design number 1559
design of number 1560 with respect to smaller t

1562: 1562 5-(19,9,294) (complement has $\lambda=707$)
TvT: 5-(18,8,84) $\cup$ 5-(18,9,210)

1563: 1563 5-(19,10,588) (complement has $\lambda=1414$)
supplementary design of number 1562

1564: 1564 4-(19,9,882) (complement has $\lambda=2121$)
design of number 1562 with respect to smaller t
derived from number 1565

1565: 1565 5-(20,10,882) (complement has $\lambda=2121$)
Tran van Trung construction with supplementary design for design number 1562
Alltop construction for design number 1564
\cite{Krameretal85} $PGL(2,19)$

1566: 1566 4-(19,10,1470) (complement has $\lambda=3535$)
design of number 1563 with respect to smaller t
supplementary design of number 1564
residual design of number 1565

1567: 1567 4-(18,10,882) (complement has $\lambda=2121$)
residual design of number 1563

1568: 1568 4-(20,10,2352) (complement has $\lambda=5656$)
Tran van Trung construction with supplementary design for design number 1564
design of number 1565 with respect to smaller t

1569: 1569 5-(19,9,315) (complement has $\lambda=686$)
TvT: 5-(18,8,90) $\cup$ 5-(18,9,225)

1570: 1570 5-(19,10,630) (complement has $\lambda=1372$)
supplementary design of number 1569

1571: 1571 4-(19,9,945) (complement has $\lambda=2058$)
design of number 1569 with respect to smaller t
derived from number 1572

1572: 1572 5-(20,10,945) (complement has $\lambda=2058$)
Tran van Trung construction with supplementary design for design number 1569
Alltop construction for design number 1571
\cite{Krameretal85}
\cite{Krameretal85} $PGL(2,19)$

1573: 1573 4-(19,10,1575) (complement has $\lambda=3430$)
design of number 1570 with respect to smaller t
supplementary design of number 1571
residual design of number 1572

1574: 1574 4-(18,10,945) (complement has $\lambda=2058$)
residual design of number 1570

1575: 1575 4-(20,10,2520) (complement has $\lambda=5488$)
Tran van Trung construction with supplementary design for design number 1571
design of number 1572 with respect to smaller t

1576: 1576 5-(19,9,322) (complement has $\lambda=679$)
TvT: 5-(18,8,92) $\cup$ 5-(18,9,230) \cite{TranvanTrung86}

1577: 1577 4-(19,9,966) (complement has $\lambda=2037$)
design of number 1576 with respect to smaller t
derived from number 1578

1578: 1578 5-(20,10,966) (complement has $\lambda=2037$)
Tran van Trung construction with supplementary design for design number 1576
Alltop construction for design number 1577
\cite{Krameretal85}
TvT: 5-(19,9,322) $\cup$ 5-(19,10,644) \cite{TranvanTrung86}
\cite{Krameretal85} $PSL(2,19)$
\cite{TranvanTrung86}

1579: 1579 4-(20,10,2576) (complement has $\lambda=5432$)
Tran van Trung construction with supplementary design for design number 1577
design of number 1578 with respect to smaller t

1580: 1580 5-(19,9,329) (complement has $\lambda=672$)
TvT: 5-(18,8,94) $\cup$ 5-(18,9,235) \cite{TranvanTrung86}

1581: 1581 4-(19,9,987) (complement has $\lambda=2016$)
design of number 1580 with respect to smaller t
derived from number 1582

1582: 1582 5-(20,10,987) (complement has $\lambda=2016$)
Tran van Trung construction with supplementary design for design number 1580
Alltop construction for design number 1581
\cite{Krameretal85}
\cite{Krameretal85} $PGL(2,19)$
\cite{TranvanTrung86}

1583: 1583 4-(20,10,2632) (complement has $\lambda=5376$)
Tran van Trung construction with supplementary design for design number 1581
design of number 1582 with respect to smaller t

1584: 1584 5-(19,9,336) (complement has $\lambda=665$)
TvT: 5-(18,8,96) $\cup$ 5-(18,9,240) \cite{TranvanTrung86}

1585: 1585 4-(19,9,1008) (complement has $\lambda=1995$)
design of number 1584 with respect to smaller t
derived from number 1586

1586: 1586 5-(20,10,1008) (complement has $\lambda=1995$)
Tran van Trung construction with supplementary design for design number 1584
Alltop construction for design number 1585
\cite{Krameretal85} $PGL(2,19)$
\cite{TranvanTrung86}

1587: 1587 4-(20,10,2688) (complement has $\lambda=5320$)
Tran van Trung construction with supplementary design for design number 1585
design of number 1586 with respect to smaller t

1588: 1588 5-(19,9,343) (complement has $\lambda=658$)
TvT: 5-(18,8,98) $\cup$ 5-(18,9,245) \cite{TranvanTrung86}

1589: 1589 4-(19,9,1029) (complement has $\lambda=1974$)
design of number 1588 with respect to smaller t
derived from number 1590

1590: 1590 5-(20,10,1029) (complement has $\lambda=1974$)
Tran van Trung construction with supplementary design for design number 1588
Alltop construction for design number 1589
\cite{Krameretal85}
\cite{TranvanTrung86}

1591: 1591 4-(20,10,2744) (complement has $\lambda=5264$)
Tran van Trung construction with supplementary design for design number 1589
design of number 1590 with respect to smaller t

1592: 1592 5-(19,9,364) (complement has $\lambda=637$)
TvT: 5-(18,8,104) $\cup$ 5-(18,9,260) \cite{TranvanTrung86}

1593: 1593 5-(19,10,728) (complement has $\lambda=1274$)
supplementary design of number 1592

1594: 1594 4-(19,9,1092) (complement has $\lambda=1911$)
design of number 1592 with respect to smaller t
derived from number 1595

1595: 1595 5-(20,10,1092) (complement has $\lambda=1911$)
Tran van Trung construction with supplementary design for design number 1592
Alltop construction for design number 1594
\cite{Krameretal85} $PSL(2,19)$

1596: 1596 4-(19,10,1820) (complement has $\lambda=3185$)
design of number 1593 with respect to smaller t
supplementary design of number 1594
residual design of number 1595

1597: 1597 4-(18,10,1092) (complement has $\lambda=1911$)
residual design of number 1593

1598: 1598 4-(20,10,2912) (complement has $\lambda=5096$)
Tran van Trung construction with supplementary design for design number 1594
design of number 1595 with respect to smaller t

1599: 1599 5-(19,9,378) (complement has $\lambda=623$)
TvT: 5-(18,8,108) $\cup$ 5-(18,9,270) \cite{TranvanTrung86}

1600: 1600 4-(19,9,1134) (complement has $\lambda=1869$)
design of number 1599 with respect to smaller t
derived from number 1601

1601: 1601 5-(20,10,1134) (complement has $\lambda=1869$)
Tran van Trung construction with supplementary design for design number 1599
Alltop construction for design number 1600
\cite{Krameretal85}
\cite{TranvanTrung86}

1602: 1602 4-(20,10,3024) (complement has $\lambda=4984$)
Tran van Trung construction with supplementary design for design number 1600
design of number 1601 with respect to smaller t

1603: 1603 5-(19,9,385) (complement has $\lambda=616$)
TvT: 5-(18,8,110) $\cup$ 5-(18,9,275) \cite{TranvanTrung86}

1604: 1604 4-(19,9,1155) (complement has $\lambda=1848$)
design of number 1603 with respect to smaller t
derived from number 1605
residual design of number 1798

1605: 1605 5-(20,10,1155) (complement has $\lambda=1848$)
Tran van Trung construction with supplementary design for design number 1603
Alltop construction for design number 1604
\cite{Krameretal85} $PSL(2,19)$
\cite{TranvanTrung86}

1606: 1606 4-(20,10,3080) (complement has $\lambda=4928$)
Tran van Trung construction with supplementary design for design number 1604
design of number 1605 with respect to smaller t
residual design of number 1809
derived from number 1810

1607: 1607 5-(19,9,392) (complement has $\lambda=609$)
TvT: 5-(18,8,112) $\cup$ 5-(18,9,280) \cite{TranvanTrung86}

1608: 1608 4-(19,9,1176) (complement has $\lambda=1827$)
design of number 1607 with respect to smaller t
derived from number 1609

1609: 1609 5-(20,10,1176) (complement has $\lambda=1827$)
Tran van Trung construction with supplementary design for design number 1607
Alltop construction for design number 1608
\cite{Krameretal85} $PGL(2,19)$
\cite{TranvanTrung86}

1610: 1610 4-(20,10,3136) (complement has $\lambda=4872$)
Tran van Trung construction with supplementary design for design number 1608
design of number 1609 with respect to smaller t

1611: 1611 5-(19,9,399) (complement has $\lambda=602$)
TvT: 5-(18,8,114) $\cup$ 5-(18,9,285) \cite{TranvanTrung86}

1612: 1612 4-(19,9,1197) (complement has $\lambda=1806$)
design of number 1611 with respect to smaller t
derived from number 1613

1613: 1613 5-(20,10,1197) (complement has $\lambda=1806$)
Tran van Trung construction with supplementary design for design number 1611
Alltop construction for design number 1612
\cite{Krameretal85} $PGL(2,19)$
\cite{TranvanTrung86}

1614: 1614 4-(20,10,3192) (complement has $\lambda=4816$)
Tran van Trung construction with supplementary design for design number 1612
design of number 1613 with respect to smaller t

1615: 1615 5-(19,9,413) (complement has $\lambda=588$)
TvT: 5-(18,8,118) $\cup$ 5-(18,9,295)

1616: 1616 5-(19,10,826) (complement has $\lambda=1176$)
supplementary design of number 1615

1617: 1617 4-(19,9,1239) (complement has $\lambda=1764$)
design of number 1615 with respect to smaller t
derived from number 1618

1618: 1618 5-(20,10,1239) (complement has $\lambda=1764$)
Tran van Trung construction with supplementary design for design number 1615
Alltop construction for design number 1617
\cite{Krameretal85}

1619: 1619 4-(19,10,2065) (complement has $\lambda=2940$)
design of number 1616 with respect to smaller t
supplementary design of number 1617
residual design of number 1618

1620: 1620 4-(18,10,1239) (complement has $\lambda=1764$)
residual design of number 1616

1621: 1621 4-(20,10,3304) (complement has $\lambda=4704$)
Tran van Trung construction with supplementary design for design number 1617
design of number 1618 with respect to smaller t

1622: 1622 5-(19,9,427) (complement has $\lambda=574$)
TvT: 5-(18,8,122) $\cup$ 5-(18,9,305)

1623: 1623 5-(19,10,854) (complement has $\lambda=1148$)
supplementary design of number 1622

1624: 1624 4-(19,9,1281) (complement has $\lambda=1722$)
design of number 1622 with respect to smaller t
derived from number 1625

1625: 1625 5-(20,10,1281) (complement has $\lambda=1722$)
Tran van Trung construction with supplementary design for design number 1622
Alltop construction for design number 1624
\cite{Krameretal85} $PSL(2,19)$

1626: 1626 4-(19,10,2135) (complement has $\lambda=2870$)
design of number 1623 with respect to smaller t
supplementary design of number 1624
residual design of number 1625

1627: 1627 4-(18,10,1281) (complement has $\lambda=1722$)
residual design of number 1623

1628: 1628 4-(20,10,3416) (complement has $\lambda=4592$)
Tran van Trung construction with supplementary design for design number 1624
design of number 1625 with respect to smaller t

1629: 1629 5-(19,9,441) (complement has $\lambda=560$)
TvT: 5-(18,8,126) $\cup$ 5-(18,9,315) \cite{TranvanTrung86}
design of number 5527 with respect to smaller t
derived from number 5529

1630: 1630 4-(19,9,1323) (complement has $\lambda=1680$)
design of number 1629 with respect to smaller t
derived from number 1631

1631: 1631 5-(20,10,1323) (complement has $\lambda=1680$)
Tran van Trung construction with supplementary design for design number 1629
Alltop construction for design number 1630
\cite{Krameretal85} $PGL(2,19)$
\cite{TranvanTrung86}
design of number 5529 with respect to smaller t

1632: 1632 4-(20,10,3528) (complement has $\lambda=4480$)
Tran van Trung construction with supplementary design for design number 1630
design of number 1631 with respect to smaller t

1633: 1633 5-(19,9,448) (complement has $\lambda=553$)
TvT: 5-(18,8,128) $\cup$ 5-(18,9,320) \cite{TranvanTrung86}

1634: 1634 4-(19,9,1344) (complement has $\lambda=1659$)
design of number 1633 with respect to smaller t
derived from number 1635

1635: 1635 5-(20,10,1344) (complement has $\lambda=1659$)
Tran van Trung construction with supplementary design for design number 1633
Alltop construction for design number 1634
\cite{TranvanTrung86}

1636: 1636 4-(20,10,3584) (complement has $\lambda=4424$)
Tran van Trung construction with supplementary design for design number 1634
design of number 1635 with respect to smaller t

1637: 1637 5-(19,9,455) (complement has $\lambda=546$)
TvT: 5-(18,8,130) $\cup$ 5-(18,9,325) \cite{TranvanTrung86}

1638: 1638 4-(19,9,1365) (complement has $\lambda=1638$)
design of number 1637 with respect to smaller t
derived from number 1639

1639: 1639 5-(20,10,1365) (complement has $\lambda=1638$)
Tran van Trung construction with supplementary design for design number 1637
Alltop construction for design number 1638
\cite{Krameretal85} $PGL(2,19)$
\cite{TranvanTrung86}

1640: 1640 4-(20,10,3640) (complement has $\lambda=4368$)
Tran van Trung construction with supplementary design for design number 1638
design of number 1639 with respect to smaller t

1641: 1641 5-(19,9,462) (complement has $\lambda=539$)
TvT: 5-(18,8,132) $\cup$ 5-(18,9,330)

1642: 1642 5-(19,10,924) (complement has $\lambda=1078$)
supplementary design of number 1641

1643: 1643 4-(19,9,1386) (complement has $\lambda=1617$)
design of number 1641 with respect to smaller t
derived from number 1644
residual design of number 1800

1644: 1644 5-(20,10,1386) (complement has $\lambda=1617$)
Tran van Trung construction with supplementary design for design number 1641
Alltop construction for design number 1643
\cite{Krameretal85} $PGL(2,19)$
residual design of number 5581
derived from number 5582

1645: 1645 4-(19,10,2310) (complement has $\lambda=2695$)
design of number 1642 with respect to smaller t
supplementary design of number 1643
residual design of number 1644
derived from number 5583

1646: 1646 4-(18,10,1386) (complement has $\lambda=1617$)
residual design of number 1642

1647: 1647 4-(20,10,3696) (complement has $\lambda=4312$)
Tran van Trung construction with supplementary design for design number 1643
design of number 1644 with respect to smaller t
residual design of number 1870
derived from number 1871

1648: 1648 5-(19,9,476) (complement has $\lambda=525$)
TvT: 5-(18,8,136) $\cup$ 5-(18,9,340)

1649: 1649 5-(19,10,952) (complement has $\lambda=1050$)
supplementary design of number 1648

1650: 1650 4-(19,9,1428) (complement has $\lambda=1575$)
design of number 1648 with respect to smaller t
derived from number 1651

1651: 1651 5-(20,10,1428) (complement has $\lambda=1575$)
Tran van Trung construction with supplementary design for design number 1648
Alltop construction for design number 1650
\cite{Krameretal85} $PGL(2,19)$

1652: 1652 4-(19,10,2380) (complement has $\lambda=2625$)
design of number 1649 with respect to smaller t
supplementary design of number 1650
residual design of number 1651

1653: 1653 4-(18,10,1428) (complement has $\lambda=1575$)
residual design of number 1649

1654: 1654 4-(20,10,3808) (complement has $\lambda=4200$)
Tran van Trung construction with supplementary design for design number 1650
design of number 1651 with respect to smaller t

1655: 1655 5-(19,9,49) (complement has $\lambda=952$)
TvT: 5-(18,8,14) $\cup$ 5-(18,9,35) \cite{TranvanTrung86}

1656: 1656 5-(19,10,98) (complement has $\lambda=1904$)
supplementary design of number 1655

1657: 1657 4-(19,9,147) (complement has $\lambda=2856$)
design of number 1655 with respect to smaller t
derived from number 1658

1658: 1658 5-(20,10,147) (complement has $\lambda=2856$)
Tran van Trung construction with supplementary design for design number 1655
Alltop construction for design number 1657
\cite{Krameretal85} $PSL(2,19)$ 36 isomorphism types

1659: 1659 4-(19,10,245) (complement has $\lambda=4760$)
design of number 1656 with respect to smaller t
supplementary design of number 1657
residual design of number 1658

1660: 1660 4-(18,10,147) (complement has $\lambda=2856$)
residual design of number 1656

1661: 1661 4-(20,10,392) (complement has $\lambda=7616$)
Tran van Trung construction with supplementary design for design number 1657
design of number 1658 with respect to smaller t

1662: 1662 5-(19,9,490) (complement has $\lambda=511$)
TvT: 5-(18,8,140) $\cup$ 5-(18,9,350) \cite{TranvanTrung86}

1663: 1663 4-(19,9,1470) (complement has $\lambda=1533$)
design of number 1662 with respect to smaller t
derived from number 1664

1664: 1664 5-(20,10,1470) (complement has $\lambda=1533$)
Tran van Trung construction with supplementary design for design number 1662
Alltop construction for design number 1663
\cite{Krameretal85} $PSL(2,19)$
\cite{TranvanTrung86}

1665: 1665 4-(20,10,3920) (complement has $\lambda=4088$)
Tran van Trung construction with supplementary design for design number 1663
design of number 1664 with respect to smaller t

1666: 1666 5-(19,9,497) (complement has $\lambda=504$)
TvT: 5-(18,8,142) $\cup$ 5-(18,9,355) \cite{TranvanTrung86}

1667: 1667 4-(19,9,1491) (complement has $\lambda=1512$)
design of number 1666 with respect to smaller t
derived from number 1668

1668: 1668 5-(20,10,1491) (complement has $\lambda=1512$)
Tran van Trung construction with supplementary design for design number 1666
Alltop construction for design number 1667
\cite{Krameretal85} $PGL(2,19)$
\cite{TranvanTrung86}

1669: 1669 4-(20,10,3976) (complement has $\lambda=4032$)
Tran van Trung construction with supplementary design for design number 1667
design of number 1668 with respect to smaller t

1670: 1670 5-(19,9,56) (complement has $\lambda=945$)
TvT: 5-(18,8,16) $\cup$ 5-(18,9,40) \cite{TranvanTrung86}

1671: 1671 5-(19,10,112) (complement has $\lambda=1890$)
supplementary design of number 1670

1672: 1672 4-(19,9,168) (complement has $\lambda=2835$)
design of number 1670 with respect to smaller t
derived from number 1673

1673: 1673 5-(20,10,168) (complement has $\lambda=2835$)
Tran van Trung construction with supplementary design for design number 1670
Alltop construction for design number 1672
\cite{Krameretal85} $PSL(2,19)$ 1 isomorphism type

1674: 1674 4-(19,10,280) (complement has $\lambda=4725$)
design of number 1671 with respect to smaller t
supplementary design of number 1672
residual design of number 1673

1675: 1675 4-(18,10,168) (complement has $\lambda=2835$)
residual design of number 1671

1676: 1676 4-(20,10,448) (complement has $\lambda=7560$)
Tran van Trung construction with supplementary design for design number 1672
design of number 1673 with respect to smaller t

1677: 1677 5-(20,10,1050) (complement has $\lambda=1953$)
\cite{Krameretal85} $PGL(2,19)$
Alltop construction for design number 1679

1678: 1678 4-(20,10,2800) (complement has $\lambda=5208$)
design of number 1677 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1679

1679: 1679 4-(19,9,1050) (complement has $\lambda=1953$)
derived from number 1677

1680: 1680 4-(19,10,1750) (complement has $\lambda=3255$)
residual design of number 1677
supplementary design of number 1679

1681: 1681 5-(20,10,1071) (complement has $\lambda=1932$)
\cite{Krameretal85} $PGL(2,19)$
Alltop construction for design number 1683

1682: 1682 4-(20,10,2856) (complement has $\lambda=5152$)
design of number 1681 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1683

1683: 1683 4-(19,9,1071) (complement has $\lambda=1932$)
derived from number 1681

1684: 1684 4-(19,10,1785) (complement has $\lambda=3220$)
residual design of number 1681
supplementary design of number 1683

1685: 1685 5-(20,10,1113) (complement has $\lambda=1890$)
\cite{Krameretal85} $PGL(2,19)$
Alltop construction for design number 1687

1686: 1686 4-(20,10,2968) (complement has $\lambda=5040$)
design of number 1685 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1687

1687: 1687 4-(19,9,1113) (complement has $\lambda=1890$)
derived from number 1685

1688: 1688 4-(19,10,1855) (complement has $\lambda=3150$)
residual design of number 1685
supplementary design of number 1687

1689: 1689 5-(20,10,1218) (complement has $\lambda=1785$)
\cite{Krameretal85} $PSL(2,19)$
Alltop construction for design number 1691
design of number 5539 with respect to smaller t
Tran van Trung construction with supplementary design for design number 5540

1690: 1690 4-(20,10,3248) (complement has $\lambda=4760$)
design of number 1689 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1691

1691: 1691 4-(19,9,1218) (complement has $\lambda=1785$)
derived from number 1689
design of number 5540 with respect to smaller t

1692: 1692 4-(19,10,2030) (complement has $\lambda=2975$)
residual design of number 1689
supplementary design of number 1691
design of number 5541 with respect to smaller t

1693: 1693 5-(20,10,126) (complement has $\lambda=2877$)
\cite{Krameretal85} $PSL(2,19)$ 2 isomorphism types
Alltop construction for design number 1695

1694: 1694 4-(20,10,336) (complement has $\lambda=7672$)
design of number 1693 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1695

1695: 1695 4-(19,9,126) (complement has $\lambda=2877$)
derived from number 1693

1696: 1696 4-(19,10,210) (complement has $\lambda=4795$)
residual design of number 1693
supplementary design of number 1695

1697: 1697 5-(20,10,1260) (complement has $\lambda=1743$)
\cite{Krameretal85} $PGL(2,19)$
Alltop construction for design number 1699

1698: 1698 4-(20,10,3360) (complement has $\lambda=4648$)
design of number 1697 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1699

1699: 1699 4-(19,9,1260) (complement has $\lambda=1743$)
derived from number 1697

1700: 1700 4-(19,10,2100) (complement has $\lambda=2905$)
residual design of number 1697
supplementary design of number 1699

1701: 1701 5-(20,10,1302) (complement has $\lambda=1701$)
\cite{Krameretal85} $PGL(2,19)$
Alltop construction for design number 1703
\cite{TranvanTrung86}
design of number 5544 with respect to smaller t
Tran van Trung construction with supplementary design for design number 5545

1702: 1702 4-(20,10,3472) (complement has $\lambda=4536$)
design of number 1701 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1703

1703: 1703 4-(19,9,1302) (complement has $\lambda=1701$)
derived from number 1701
design of number 5545 with respect to smaller t

1704: 1704 4-(19,10,2170) (complement has $\lambda=2835$)
residual design of number 1701
supplementary design of number 1703
design of number 5546 with respect to smaller t

1705: 1705 5-(20,10,1407) (complement has $\lambda=1596$)
\cite{Krameretal85} $PSL(2,19)$
Alltop construction for design number 1707
design of number 5548 with respect to smaller t
Tran van Trung construction with supplementary design for design number 5549

1706: 1706 4-(20,10,3752) (complement has $\lambda=4256$)
design of number 1705 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1707

1707: 1707 4-(19,9,1407) (complement has $\lambda=1596$)
derived from number 1705
design of number 5549 with respect to smaller t

1708: 1708 4-(19,10,2345) (complement has $\lambda=2660$)
residual design of number 1705
supplementary design of number 1707
design of number 5550 with respect to smaller t

1709: 1709 5-(20,10,1449) (complement has $\lambda=1554$)
\cite{Krameretal85}
Alltop construction for design number 1711

1710: 1710 4-(20,10,3864) (complement has $\lambda=4144$)
design of number 1709 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1711

1711: 1711 4-(19,9,1449) (complement has $\lambda=1554$)
derived from number 1709

1712: 1712 4-(19,10,2415) (complement has $\lambda=2590$)
residual design of number 1709
supplementary design of number 1711

1713: 1713 5-(20,10,189) (complement has $\lambda=2814$)
\cite{Krameretal85}
Alltop construction for design number 1715

1714: 1714 4-(20,10,504) (complement has $\lambda=7504$)
design of number 1713 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1715

1715: 1715 4-(19,9,189) (complement has $\lambda=2814$)
derived from number 1713

1716: 1716 4-(19,10,315) (complement has $\lambda=4690$)
residual design of number 1713
supplementary design of number 1715

1717: 1717 5-(20,10,210) (complement has $\lambda=2793$)
\cite{Krameretal85} $PSL(2,19)$ 101 isomorphism types
Alltop construction for design number 1719

1718: 1718 4-(20,10,560) (complement has $\lambda=7448$)
design of number 1717 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1719

1719: 1719 4-(19,9,210) (complement has $\lambda=2793$)
derived from number 1717

1720: 1720 4-(19,10,350) (complement has $\lambda=4655$)
residual design of number 1717
supplementary design of number 1719

1721: 1721 5-(20,10,231) (complement has $\lambda=2772$)
\cite{Krameretal85} $PSL(2,19)$ 56 isomorphism types
Alltop construction for design number 1723

1722: 1722 4-(20,10,616) (complement has $\lambda=7392$)
design of number 1721 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1723
residual design of number 1826
derived from number 1827

1723: 1723 4-(19,9,231) (complement has $\lambda=2772$)
derived from number 1721
residual design of number 1790

1724: 1724 4-(19,10,385) (complement has $\lambda=4620$)
residual design of number 1721
supplementary design of number 1723

1725: 1725 5-(20,10,252) (complement has $\lambda=2751$)
\cite{Krameretal85} $PGL(2,19)$ 6 isomorphism types
Alltop construction for design number 1727

1726: 1726 4-(20,10,672) (complement has $\lambda=7336$)
design of number 1725 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1727

1727: 1727 4-(19,9,252) (complement has $\lambda=2751$)
derived from number 1725

1728: 1728 4-(19,10,420) (complement has $\lambda=4585$)
residual design of number 1725
supplementary design of number 1727

1729: 1729 5-(20,10,273) (complement has $\lambda=2730$)
\cite{Krameretal85} $PSL(2,19)$ 818 isomorphism types
Alltop construction for design number 1731

1730: 1730 4-(20,10,728) (complement has $\lambda=7280$)
design of number 1729 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1731

1731: 1731 4-(19,9,273) (complement has $\lambda=2730$)
derived from number 1729

1732: 1732 4-(19,10,455) (complement has $\lambda=4550$)
residual design of number 1729
supplementary design of number 1731

1733: 1733 5-(20,10,294) (complement has $\lambda=2709$)
\cite{Krameretal85}
Alltop construction for design number 1735

1734: 1734 4-(20,10,784) (complement has $\lambda=7224$)
design of number 1733 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1735

1735: 1735 4-(19,9,294) (complement has $\lambda=2709$)
derived from number 1733

1736: 1736 4-(19,10,490) (complement has $\lambda=4515$)
residual design of number 1733
supplementary design of number 1735

1737: 1737 5-(20,10,357) (complement has $\lambda=2646$)
\cite{Krameretal85} $PGL(2,19)$ 25 isomorphism types
Alltop construction for design number 1739

1738: 1738 4-(20,10,952) (complement has $\lambda=7056$)
design of number 1737 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1739

1739: 1739 4-(19,9,357) (complement has $\lambda=2646$)
derived from number 1737

1740: 1740 4-(19,10,595) (complement has $\lambda=4410$)
residual design of number 1737
supplementary design of number 1739

1741: 1741 5-(20,10,378) (complement has $\lambda=2625$)
\cite{Krameretal85}
Alltop construction for design number 1743
\cite{Krameretal85} $PGL(2,19)$ 13 isomorphism types

1742: 1742 4-(20,10,1008) (complement has $\lambda=7000$)
design of number 1741 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1743

1743: 1743 4-(19,9,378) (complement has $\lambda=2625$)
derived from number 1741

1744: 1744 4-(19,10,630) (complement has $\lambda=4375$)
residual design of number 1741
supplementary design of number 1743

1745: 1745 5-(20,10,525) (complement has $\lambda=2478$)
\cite{Krameretal85} $PSL(2,19)$
Alltop construction for design number 1747

1746: 1746 4-(20,10,1400) (complement has $\lambda=6608$)
design of number 1745 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1747

1747: 1747 4-(19,9,525) (complement has $\lambda=2478$)
derived from number 1745

1748: 1748 4-(19,10,875) (complement has $\lambda=4130$)
residual design of number 1745
supplementary design of number 1747

1749: 1749 5-(20,10,609) (complement has $\lambda=2394$)
\cite{Krameretal85}
Alltop construction for design number 1751

1750: 1750 4-(20,10,1624) (complement has $\lambda=6384$)
design of number 1749 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1751

1751: 1751 4-(19,9,609) (complement has $\lambda=2394$)
derived from number 1749

1752: 1752 4-(19,10,1015) (complement has $\lambda=3990$)
residual design of number 1749
supplementary design of number 1751

1753: 1753 5-(20,10,714) (complement has $\lambda=2289$)
\cite{Krameretal85} $PGL(2,19)$
Alltop construction for design number 1755

1754: 1754 4-(20,10,1904) (complement has $\lambda=6104$)
design of number 1753 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1755

1755: 1755 4-(19,9,714) (complement has $\lambda=2289$)
derived from number 1753

1756: 1756 4-(19,10,1190) (complement has $\lambda=3815$)
residual design of number 1753
supplementary design of number 1755

1757: 1757 5-(20,10,756) (complement has $\lambda=2247$)
\cite{Krameretal85}
Alltop construction for design number 1759
\cite{Krameretal85} $PGL(2,19)$

1758: 1758 4-(20,10,2016) (complement has $\lambda=5992$)
design of number 1757 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1759

1759: 1759 4-(19,9,756) (complement has $\lambda=2247$)
derived from number 1757

1760: 1760 4-(19,10,1260) (complement has $\lambda=3745$)
residual design of number 1757
supplementary design of number 1759

1761: 1761 5-(20,10,777) (complement has $\lambda=2226$)
\cite{Krameretal85}
Alltop construction for design number 1763
\cite{Krameretal85} $PSL(2,19)$

1762: 1762 4-(20,10,2072) (complement has $\lambda=5936$)
design of number 1761 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1763

1763: 1763 4-(19,9,777) (complement has $\lambda=2226$)
derived from number 1761

1764: 1764 4-(19,10,1295) (complement has $\lambda=3710$)
residual design of number 1761
supplementary design of number 1763

1765: 1765 5-(20,10,903) (complement has $\lambda=2100$)
\cite{Krameretal85} $PSL(2,19)$
Alltop construction for design number 1767

1766: 1766 4-(20,10,2408) (complement has $\lambda=5600$)
design of number 1765 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1767

1767: 1767 4-(19,9,903) (complement has $\lambda=2100$)
derived from number 1765

1768: 1768 4-(19,10,1505) (complement has $\lambda=3500$)
residual design of number 1765
supplementary design of number 1767

1769: 1769 5-(20,10,924) (complement has $\lambda=2079$)
\cite{Krameretal85}
Alltop construction for design number 1771
Tran van Trung construction with supplementary design for design number 5535

1770: 1770 4-(20,10,2464) (complement has $\lambda=5544$)
design of number 1769 with respect to smaller t
Tran van Trung construction with supplementary design for design number 1771
residual design of number 1802
derived from number 1803

1771: 1771 4-(19,9,924) (complement has $\lambda=2079$)
derived from number 1769
residual design of number 1796
design of number 5535 with respect to smaller t

1772: 1772 4-(19,10,1540) (complement has $\lambda=3465$)
residual design of number 1769
supplementary design of number 1771
design of number 5537 with respect to smaller t

1773: 1773 5-(20,8,105) (complement has $\lambda=350$)
TvT: 5-(19,7,21) $\cup$ 5-(19,8,84) \cite{TranvanTrung86}
\cite{Krameretal85} $PGL(2,19)$ 64 isomorphism types

1774: 1774 4-(20,8,420) (complement has $\lambda=1400$)
design of number 1773 with respect to smaller t
derived from number 1888

1775: 1775 4-(19,7,105) (complement has $\lambda=350$)
derived from number 1773

1776: 1776 5-(20,8,140) (complement has $\lambda=315$)
\cite{Krameretal85} $PGL(2,19)$ 365 isomorphism types
TvT: 5-(19,7,28) $\cup$ 5-(19,8,112)

1777: 1777 4-(20,8,560) (complement has $\lambda=1260$)
design of number 1776 with respect to smaller t
derived from number 1890

1778: 1778 4-(19,8,420) (complement has $\lambda=945$)
residual design of number 1776
derived from number 1796
design of number 5534 with respect to smaller t

1779: 1779 5-(20,8,175) (complement has $\lambda=280$)
\cite{Krameretal85} $PGL(2,19)$ 343 isomorphism types

1780: 1780 4-(20,8,700) (complement has $\lambda=1120$)
design of number 1779 with respect to smaller t
derived from number 1895

1781: 1781 5-(20,8,210) (complement has $\lambda=245$)
\cite{Krameretal85} $PGL(2,19)$ 644 isomorphism types

1782: 1782 4-(20,8,840) (complement has $\lambda=980$)
design of number 1781 with respect to smaller t
derived from number 1897

1783: 1783 5-(20,8,35) (complement has $\lambda=420$)
\cite{Krameretal85} $PSL(2,19)$ 5 isomorphism types

1784: 1784 4-(20,8,140) (complement has $\lambda=1680$)
design of number 1783 with respect to smaller t
derived from number 1884

1785: 1785 4-(19,7,35) (complement has $\lambda=420$)
derived from number 1783

1786: 1786 4-(19,8,105) (complement has $\lambda=1260$)
residual design of number 1783
derived from number 1790

1787: 1787 5-(20,8,70) (complement has $\lambda=385$)
\cite{Krameretal85} $PGL(2,19)$ 3 isomorphism types

1788: 1788 4-(20,8,280) (complement has $\lambda=1540$)
design of number 1787 with respect to smaller t
derived from number 1886

1789: 1789 4-(19,7,70) (complement has $\lambda=385$)
derived from number 1787

1790: 1790 5-(20,9,105) (complement has $\lambda=1260$)
\cite{Krameretal85} $PGL(2,19)$ 1 isomorphism type

1791: 1791 4-(20,9,336) (complement has $\lambda=4032$)
design of number 1790 with respect to smaller t
derived from number 1826
residual design of number 1884

1792: 1792 5-(20,9,210) (complement has $\lambda=1155$)
TvT: 5-(19,8,56) $\cup$ 5-(19,9,154) \cite{TranvanTrung86}

1793: 1793 4-(20,9,672) (complement has $\lambda=3696$)
design of number 1792 with respect to smaller t
derived from number 1833
residual design of number 1886

1794: 1794 5-(20,9,315) (complement has $\lambda=1050$)
\cite{Krameretal85} $PGL(2,19)$ 555 isomorphism types
derived from number 5576

1795: 1795 4-(20,9,1008) (complement has $\lambda=3360$)
design of number 1794 with respect to smaller t
derived from number 1849
residual design of number 1888

1796: 1796 5-(20,9,420) (complement has $\lambda=945$)
\cite{Krameretal85} $PGL(2,19)$
design of number 5533 with respect to smaller t

1797: 1797 4-(20,9,1344) (complement has $\lambda=3024$)
design of number 1796 with respect to smaller t
derived from number 1802
residual design of number 1890

1798: 1798 5-(20,9,525) (complement has $\lambda=840$)
TvT: 5-(19,8,140) $\cup$ 5-(19,9,385) \cite{TranvanTrung86}
TvT: 5-(19,8,140) $\cup$ 5-(19,9,385) \cite{TranvanTrung86}
\cite{TranvanTrung86}

1799: 1799 4-(20,9,1680) (complement has $\lambda=2688$)
design of number 1798 with respect to smaller t
derived from number 1809
residual design of number 1895

1800: 1800 5-(20,9,630) (complement has $\lambda=735$)
\cite{Krameretal85} $PGL(2,19)$
derived from number 5581

1801: 1801 4-(20,9,2016) (complement has $\lambda=2352$)
design of number 1800 with respect to smaller t
derived from number 1870
residual design of number 1897

1802: 1802 5-(21,10,1344) (complement has $\lambda=3024$)
TvT: 5-(20,9,420) $\cup$ 5-(20,10,924)

1803: 1803 5-(21,11,2464) (complement has $\lambda=5544$)
supplementary design of number 1802

1804: 1804 4-(21,10,3808) (complement has $\lambda=8568$)
design of number 1802 with respect to smaller t
derived from number 1805
residual design of number 2219

1805: 1805 5-(22,11,3808) (complement has $\lambda=8568$)
Tran van Trung construction with supplementary design for design number 1802
Alltop construction for design number 1804
\cite{Kreher95}
Tran van Trung construction from 5-(21,10,1344)

1806: 1806 4-(21,11,5984) (complement has $\lambda=13464$)
design of number 1803 with respect to smaller t
supplementary design of number 1804
residual design of number 1805

1807: 1807 4-(20,11,3520) (complement has $\lambda=7920$)
residual design of number 1803

1808: 1808 4-(22,11,9792) (complement has $\lambda=22032$)
Tran van Trung construction with supplementary design for design number 1804
design of number 1805 with respect to smaller t
residual design of number 2349
derived from number 2350

1809: 1809 5-(21,10,1680) (complement has $\lambda=2688$)
TvT: 5-(20,9,525) $\cup$ 5-(20,10,1155) \cite{TranvanTrung86}

1810: 1810 5-(21,11,3080) (complement has $\lambda=4928$)
supplementary design of number 1809

1811: 1811 4-(21,10,4760) (complement has $\lambda=7616$)
design of number 1809 with respect to smaller t
derived from number 1812
residual design of number 2221

1812: 1812 5-(22,11,4760) (complement has $\lambda=7616$)
Tran van Trung construction with supplementary design for design number 1809
Alltop construction for design number 1811
\cite{Kreher95}

1813: 1813 4-(21,11,7480) (complement has $\lambda=11968$)
design of number 1810 with respect to smaller t
supplementary design of number 1811
residual design of number 1812

1814: 1814 4-(20,11,4400) (complement has $\lambda=7040$)
residual design of number 1810

1815: 1815 4-(22,11,12240) (complement has $\lambda=19584$)
Tran van Trung construction with supplementary design for design number 1811
design of number 1812 with respect to smaller t
residual design of number 2364
derived from number 2365

1816: 1816 5-(21,10,2184) (selfcomplementary)
$PSL(3,2)\times S_3$ Halving of the complete design
derived from number 1822
derived from complement of number 1822

1817: 1817 5-(21,11,4004) (selfcomplementary)
supplementary design of number 1816
residual design of number 1822
residual design of complement of number 1822

1818: 1818 4-(21,10,6188) (selfcomplementary)
design of number 1816 with respect to smaller t
complementary design of number 1816 with respect to smaller t
derived from number 1821
derived from complement of number 1821
residual design of number 5586
residual design of complement of number 5586

1819: 1819 4-(20,9,2184) (selfcomplementary)
derived from number 1816
derived from complement of number 1816
residual design of number 1881
residual design of complement of number 1881

1820: 1820 4-(20,10,4004) (selfcomplementary)
residual design of number 1816
residual design of complement of number 1816
derived from number 1817
derived from complement of number 1817

1821: 1821 5-(22,11,6188) (selfcomplementary)
Tran van Trung construction with supplementary design for design number 1816
Alltop construction for design number 1818
design of number 1822 with respect to smaller t
complementary design of number 1822 with respect to smaller t

1822: 1822 6-(22,11,2184) (selfcomplementary)
Alltop construction for design number 1816
Alltop

1823: 1823 4-(21,11,9724) (selfcomplementary)
design of number 1817 with respect to smaller t
complementary design of number 1817 with respect to smaller t
supplementary design of number 1818
residual design of number 1821
residual design of complement of number 1821

1824: 1824 4-(20,11,5720) (selfcomplementary)
residual design of number 1817
residual design of complement of number 1817

1825: 1825 4-(22,11,15912) (selfcomplementary)
Tran van Trung construction with supplementary design for design number 1818
design of number 1821 with respect to smaller t
complementary design of number 1821 with respect to smaller t
residual design of number 2385
residual design of complement of number 2385
derived from number 2386
derived from complement of number 2386

1826: 1826 5-(21,10,336) (complement has $\lambda=4032$)
$PSL(3,4)$ 1 isomorphism type
\cite{Kramer84} $PSL(2,19)+$ 9040 solutions
TvT: 5-(20,9,105) $\cup$ 5-(20,10,231) \cite{TranvanTrung86}

1827: 1827 5-(21,11,616) (complement has $\lambda=7392$)
supplementary design of number 1826

1828: 1828 4-(21,10,952) (complement has $\lambda=11424$)
design of number 1826 with respect to smaller t
derived from number 1829
residual design of number 2034

1829: 1829 5-(22,11,952) (complement has $\lambda=11424$)
Tran van Trung construction with supplementary design for design number 1826
Alltop construction for design number 1828
$PSL(3,4)+$ 9 isomorphism types
$PGL(2,19)++$ 439 solutions
\cite{Kreher95}

1830: 1830 4-(21,11,1496) (complement has $\lambda=17952$)
design of number 1827 with respect to smaller t
supplementary design of number 1828
residual design of number 1829

1831: 1831 4-(20,11,880) (complement has $\lambda=10560$)
residual design of number 1827

1832: 1832 4-(22,11,2448) (complement has $\lambda=29376$)
Tran van Trung construction with supplementary design for design number 1828
design of number 1829 with respect to smaller t
residual design of number 2321
derived from number 2322

1833: 1833 5-(21,10,672) (complement has $\lambda=3696$)
TvT: 5-(20,9,210) $\cup$ 5-(20,10,462) \cite{TranvanTrung86}

1834: 1834 5-(21,11,1232) (complement has $\lambda=6776$)
supplementary design of number 1833

1835: 1835 4-(21,10,1904) (complement has $\lambda=10472$)
design of number 1833 with respect to smaller t
derived from number 1836
residual design of number 2145

1836: 1836 5-(22,11,1904) (complement has $\lambda=10472$)
Tran van Trung construction with supplementary design for design number 1833
Alltop construction for design number 1835
\cite{Kreher95}

1837: 1837 4-(21,11,2992) (complement has $\lambda=16456$)
design of number 1834 with respect to smaller t
supplementary design of number 1835
residual design of number 1836

1838: 1838 4-(20,11,1760) (complement has $\lambda=9680$)
residual design of number 1834

1839: 1839 4-(22,11,4896) (complement has $\lambda=26928$)
Tran van Trung construction with supplementary design for design number 1835
design of number 1836 with respect to smaller t
residual design of number 2335
derived from number 2336

1840: 1840 5-(21,10,840) (complement has $\lambda=3528$)
$PGL(2,19)+$
residual design of number 5563
derived from number 5570

1841: 1841 5-(21,11,1540) (complement has $\lambda=6468$)
supplementary design of number 1840
residual design of number 5570

1842: 1842 4-(21,10,2380) (complement has $\lambda=9996$)
design of number 1840 with respect to smaller t
derived from number 1845
residual design of number 5564

1843: 1843 4-(20,9,840) (complement has $\lambda=3528$)
derived from number 1840
residual design of number 5565

1844: 1844 4-(20,10,1540) (complement has $\lambda=6468$)
residual design of number 1840
derived from number 1841

1845: 1845 5-(22,11,2380) (complement has $\lambda=9996$)
Tran van Trung construction with supplementary design for design number 1840
Alltop construction for design number 1842
\cite{Kreher95}
design of number 5570 with respect to smaller t
residual design of number 11494
derived from number 11495

1846: 1846 4-(21,11,3740) (complement has $\lambda=15708$)
design of number 1841 with respect to smaller t
supplementary design of number 1842
residual design of number 1845
derived from number 11498

1847: 1847 4-(20,11,2200) (complement has $\lambda=9240$)
residual design of number 1841

1848: 1848 4-(22,11,6120) (complement has $\lambda=25704$)
Tran van Trung construction with supplementary design for design number 1842
design of number 1845 with respect to smaller t
residual design of number 11484
derived from number 11485

1849: 1849 5-(21,10,1008) (complement has $\lambda=3360$)
$PGL(2,19)+$
derived from number 5571
design of number 5576 with respect to smaller t

1850: 1850 5-(21,11,1848) (complement has $\lambda=6160$)
supplementary design of number 1849
residual design of number 5571
design of number 5577 with respect to smaller t

1851: 1851 4-(20,11,2640) (complement has $\lambda=8800$)
residual design of number 1850
design of number 5578 with respect to smaller t

1852: 1852 5-(21,10,1512) (complement has $\lambda=2856$)
$PGL(2,19)+$
derived from number 5572

1853: 1853 5-(21,11,2772) (complement has $\lambda=5236$)
supplementary design of number 1852
residual design of number 5572

1854: 1854 4-(21,10,4284) (complement has $\lambda=8092$)
design of number 1852 with respect to smaller t
derived from number 1857
residual design of number 5610

1855: 1855 4-(20,9,1512) (complement has $\lambda=2856$)
derived from number 1852
residual design of number 1892

1856: 1856 4-(20,10,2772) (complement has $\lambda=5236$)
residual design of number 1852
derived from number 1853

1857: 1857 5-(22,11,4284) (complement has $\lambda=8092$)
Tran van Trung construction with supplementary design for design number 1852
Alltop construction for design number 1854
\cite{Kreher95}
design of number 5572 with respect to smaller t
residual design of number 5607
derived from number 5608

1858: 1858 4-(21,11,6732) (complement has $\lambda=12716$)
design of number 1853 with respect to smaller t
supplementary design of number 1854
residual design of number 1857
derived from number 5614

1859: 1859 4-(20,11,3960) (complement has $\lambda=7480$)
residual design of number 1853

1860: 1860 4-(22,11,11016) (complement has $\lambda=20808$)
Tran van Trung construction with supplementary design for design number 1854
design of number 1857 with respect to smaller t
residual design of number 5609
derived from number 5613

1861: 1861 5-(21,10,1848) (complement has $\lambda=2520$)
$PGL(2,19)+$
derived from number 5573

1862: 1862 5-(21,11,3388) (complement has $\lambda=4620$)
supplementary design of number 1861
residual design of number 5573

1863: 1863 4-(21,10,5236) (complement has $\lambda=7140$)
design of number 1861 with respect to smaller t
derived from number 1866

1864: 1864 4-(20,9,1848) (complement has $\lambda=2520$)
derived from number 1861

1865: 1865 4-(20,10,3388) (complement has $\lambda=4620$)
residual design of number 1861
derived from number 1862

1866: 1866 5-(22,11,5236) (complement has $\lambda=7140$)
Tran van Trung construction with supplementary design for design number 1861
Alltop construction for design number 1863
\cite{Kreher95}
design of number 5573 with respect to smaller t

1867: 1867 4-(21,11,8228) (complement has $\lambda=11220$)
design of number 1862 with respect to smaller t
supplementary design of number 1863
residual design of number 1866

1868: 1868 4-(20,11,4840) (complement has $\lambda=6600$)
residual design of number 1862

1869: 1869 4-(22,11,13464) (complement has $\lambda=18360$)
Tran van Trung construction with supplementary design for design number 1863
design of number 1866 with respect to smaller t

1870: 1870 5-(21,10,2016) (complement has $\lambda=2352$)
$PGL(2,19)+$
residual design of number 5569
derived from number 5574
design of number 5581 with respect to smaller t

1871: 1871 5-(21,11,3696) (complement has $\lambda=4312$)
supplementary design of number 1870
residual design of number 5574
design of number 5582 with respect to smaller t

1872: 1872 4-(21,10,5712) (complement has $\lambda=6664$)
design of number 1870 with respect to smaller t
derived from number 1873
residual design of number 2246

1873: 1873 5-(22,11,5712) (complement has $\lambda=6664$)
Tran van Trung construction with supplementary design for design number 1870
Alltop construction for design number 1872
\cite{Kreher95} $PSL(3,4)+$
design of number 5574 with respect to smaller t
residual design of number 11500
derived from number 11501

1874: 1874 4-(21,11,8976) (complement has $\lambda=10472$)
design of number 1871 with respect to smaller t
supplementary design of number 1872
residual design of number 1873
derived from number 11504

1875: 1875 4-(20,11,5280) (complement has $\lambda=6160$)
residual design of number 1871
design of number 5583 with respect to smaller t

1876: 1876 4-(22,11,14688) (complement has $\lambda=17136$)
Tran van Trung construction with supplementary design for design number 1872
design of number 1873 with respect to smaller t
residual design of number 2371
derived from number 2372

1877: 1877 5-(21,6,4) (complement has $\lambda=12$)
$Hol(C_{21})$

1878: 1878 4-(21,6,34) (complement has $\lambda=102$)
design of number 1877 with respect to smaller t

1879: 1879 4-(20,5,4) (complement has $\lambda=12$)
derived from number 1877

1880: 1880 4-(20,6,30) (complement has $\lambda=90$)
residual design of number 1877

1881: 1881 5-(21,9,910) (selfcomplementary)
$LS[2](5,9,21)$ $PSL(2,9)$
$P\GammaL(2,9)xid_2+$ Halving of the complete design
residual design of number 5561
residual design of complement of number 5561

1882: 1882 4-(21,9,3094) (selfcomplementary)
design of number 1881 with respect to smaller t
complementary design of number 1881 with respect to smaller t
residual design of number 5562
residual design of complement of number 5562
derived from number 5586
derived from complement of number 5586

1883: 1883 4-(20,8,910) (selfcomplementary)
derived from number 1881
derived from complement of number 1881
residual design of number 5560
residual design of complement of number 5560

1884: 1884 5-(21,9,140) (complement has $\lambda=1680$)
TvT: 5-(20,8,35) $\cup$ 5-(20,9,105) \cite{TranvanTrung86}

1885: 1885 4-(21,9,476) (complement has $\lambda=5712$)
design of number 1884 with respect to smaller t
derived from number 2034

1886: 1886 5-(21,9,280) (complement has $\lambda=1540$)
TvT: 5-(20,8,70) $\cup$ 5-(20,9,210) \cite{TranvanTrung86}

1887: 1887 4-(21,9,952) (complement has $\lambda=5236$)
design of number 1886 with respect to smaller t
derived from number 2145

1888: 1888 5-(21,9,420) (complement has $\lambda=1400$)
TvT: 5-(20,8,105) $\cup$ 5-(20,9,315) \cite{TranvanTrung86}

1889: 1889 4-(21,9,1428) (complement has $\lambda=4760$)
design of number 1888 with respect to smaller t
derived from number 2203

1890: 1890 5-(21,9,560) (complement has $\lambda=1260$)
TvT: 5-(20,8,140) $\cup$ 5-(20,9,420)

1891: 1891 4-(21,9,1904) (complement has $\lambda=4284$)
design of number 1890 with respect to smaller t
derived from number 2219

1892: 1892 5-(21,9,630) (complement has $\lambda=1190$)
$PSL(3,2)\times S_3$

1893: 1893 4-(21,9,2142) (complement has $\lambda=4046$)
design of number 1892 with respect to smaller t
derived from number 5610

1894: 1894 4-(20,8,630) (complement has $\lambda=1190$)
derived from number 1892

1895: 1895 5-(21,9,700) (complement has $\lambda=1120$)
TvT: 5-(20,8,175) $\cup$ 5-(20,9,525) \cite{TranvanTrung86}

1896: 1896 4-(21,9,2380) (complement has $\lambda=3808$)
design of number 1895 with respect to smaller t
derived from number 2221

1897: 1897 5-(21,9,840) (complement has $\lambda=980$)
TvT: 5-(20,8,210) $\cup$ 5-(20,9,630)
derived from number 5569

1898: 1898 4-(21,9,2856) (complement has $\lambda=3332$)
design of number 1897 with respect to smaller t
derived from number 2246

1899: 1899 5-(22,7,16) (complement has $\lambda=120$)
\cite{Kreher95} $PSL(2,19)++$ 9 solutions
\cite{Kreher95} $PGL(2,19)++$

1900: 1900 4-(22,7,96) (complement has $\lambda=720$)
design of number 1899 with respect to smaller t
derived from number 2393

1901: 1901 4-(21,6,16) (complement has $\lambda=120$)
derived from number 1899

1902: 1902 4-(21,7,80) (complement has $\lambda=600$)
residual design of number 1899
derived from number 1927

1903: 1903 5-(22,7,36) (complement has $\lambda=100$)
$PSL(2,19)++$
$PGL(2,19)++$ 69 solutions

1904: 1904 4-(22,7,216) (complement has $\lambda=600$)
design of number 1903 with respect to smaller t
derived from number 10957

1905: 1905 4-(21,6,36) (complement has $\lambda=100$)
derived from number 1903

1906: 1906 4-(21,7,180) (complement has $\lambda=500$)
residual design of number 1903
derived from number 1946

1907: 1907 5-(22,7,40) (complement has $\lambda=96$)
$PSL(2,19)++$
$PGL(2,19)++$ 92 solutions
$M_{11}\times C_2$ (2 isom. types)
residual design of number 7855
derived from number 7856

1908: 1908 4-(22,7,240) (complement has $\lambda=576$)
design of number 1907 with respect to smaller t
residual design of number 5758
derived from number 5759

1909: 1909 4-(21,6,40) (complement has $\lambda=96$)
derived from number 1907
residual design of number 7857

1910: 1910 4-(21,7,200) (complement has $\lambda=480$)
residual design of number 1907
derived from number 1949

1911: 1911 5-(22,7,60) (complement has $\lambda=76$)
\cite{Kreher95} $PSL(2,19)++$
\cite{Kreher95} $PGL(2,19)++$

1912: 1912 4-(22,7,360) (complement has $\lambda=456$)
design of number 1911 with respect to smaller t

1913: 1913 4-(21,6,60) (complement has $\lambda=76$)
derived from number 1911

1914: 1914 4-(21,7,300) (complement has $\lambda=380$)
residual design of number 1911

1915: 1915 5-(22,7,68) (selfcomplementary)
\cite{Kreher95}
design of number 5553 with respect to smaller t
complementary design of number 5553 with respect to smaller t
derived from number 5658
derived from complement of number 5658

1916: 1916 4-(22,7,408) (selfcomplementary)
design of number 1915 with respect to smaller t
complementary design of number 1915 with respect to smaller t
derived from number 5659
derived from complement of number 5659

1917: 1917 4-(21,6,68) (selfcomplementary)
derived from number 1915
derived from complement of number 1915
design of number 5554 with respect to smaller t
complementary design of number 5554 with respect to smaller t

1918: 1918 4-(21,7,340) (selfcomplementary)
residual design of number 1915
residual design of complement of number 1915
derived from number 1964
derived from complement of number 1964
design of number 5555 with respect to smaller t
complementary design of number 5555 with respect to smaller t

1919: 1919 5-(22,8,40) (complement has $\lambda=640$)
$PSL(2,19)++$ 10 solutions

1920: 1920 4-(22,8,180) (complement has $\lambda=2880$)
design of number 1919 with respect to smaller t

1921: 1921 4-(21,7,40) (complement has $\lambda=640$)
derived from number 1919

1922: 1922 4-(21,8,140) (complement has $\lambda=2240$)
residual design of number 1919

1923: 1923 5-(22,8,60) (complement has $\lambda=620$)
\cite{Kreher95} $PSL(2,19)++$
\cite{Kreher95}

1924: 1924 4-(22,8,270) (complement has $\lambda=2790$)
design of number 1923 with respect to smaller t
derived from number 2395

1925: 1925 4-(21,7,60) (complement has $\lambda=620$)
derived from number 1923

1926: 1926 4-(21,8,210) (complement has $\lambda=2170$)
residual design of number 1923
derived from number 1967

1927: 1927 5-(22,8,80) (complement has $\lambda=600$)
\cite{Kreher95} $PSL(2,19)++$
\cite{Kreher95}

1928: 1928 4-(22,8,360) (complement has $\lambda=2700$)
design of number 1927 with respect to smaller t
residual design of number 2393
derived from number 10958

1929: 1929 4-(21,8,280) (complement has $\lambda=2100$)
residual design of number 1927
derived from number 1970

1930: 1930 5-(22,8,100) (complement has $\lambda=580$)
\cite{Kreher95} $PSL(2,19)++$
\cite{Kreher95}

1931: 1931 4-(22,8,450) (complement has $\lambda=2610$)
design of number 1930 with respect to smaller t

1932: 1932 4-(21,7,100) (complement has $\lambda=580$)
derived from number 1930

1933: 1933 4-(21,8,350) (complement has $\lambda=2030$)
residual design of number 1930

1934: 1934 5-(22,8,120) (complement has $\lambda=560$)
$PSL(2,19)++$
$S_7^{[2]}+$ (3 isom. types)

1935: 1935 4-(22,8,540) (complement has $\lambda=2520$)
design of number 1934 with respect to smaller t
derived from number 10825

1936: 1936 4-(21,7,120) (complement has $\lambda=560$)
derived from number 1934

1937: 1937 4-(21,8,420) (complement has $\lambda=1960$)
residual design of number 1934
derived from number 1973

1938: 1938 5-(22,8,140) (complement has $\lambda=540$)
$PSL(2,19)++$

1939: 1939 4-(22,8,630) (complement has $\lambda=2430$)
design of number 1938 with respect to smaller t
derived from number 10959

1940: 1940 4-(21,7,140) (complement has $\lambda=540$)
derived from number 1938

1941: 1941 4-(21,8,490) (complement has $\lambda=1890$)
residual design of number 1938
derived from number 1976

1942: 1942 5-(22,8,160) (complement has $\lambda=520$)
$PSL(2,19)++$
residual design of number 7849

1943: 1943 4-(22,8,720) (complement has $\lambda=2340$)
design of number 1942 with respect to smaller t
residual design of number 5750

1944: 1944 4-(21,7,160) (complement has $\lambda=520$)
derived from number 1942
residual design of number 7851

1945: 1945 4-(21,8,560) (complement has $\lambda=1820$)
residual design of number 1942

1946: 1946 5-(22,8,180) (complement has $\lambda=500$)
$PSL(2,19)++$

1947: 1947 4-(22,8,810) (complement has $\lambda=2250$)
design of number 1946 with respect to smaller t
derived from number 10826
residual design of number 10957

1948: 1948 4-(21,8,630) (complement has $\lambda=1750$)
residual design of number 1946
derived from number 1979

1949: 1949 5-(22,8,200) (complement has $\lambda=480$)
$PSL(2,19)++$
residual design of number 7856
derived from number 7882

1950: 1950 4-(22,8,900) (complement has $\lambda=2160$)
design of number 1949 with respect to smaller t
residual design of number 5759
derived from number 7883

1951: 1951 4-(21,8,700) (complement has $\lambda=1680$)
residual design of number 1949
derived from number 1982

1952: 1952 5-(22,8,220) (complement has $\lambda=460$)
$PSL(2,19)++$

1953: 1953 4-(22,8,990) (complement has $\lambda=2070$)
design of number 1952 with respect to smaller t

1954: 1954 4-(21,7,220) (complement has $\lambda=460$)
derived from number 1952

1955: 1955 4-(21,8,770) (complement has $\lambda=1610$)
residual design of number 1952

1956: 1956 5-(22,8,240) (complement has $\lambda=440$)
$PSL(2,19)++$
derived from number 7831
residual design of number 7861

1957: 1957 4-(22,8,1080) (complement has $\lambda=1980$)
design of number 1956 with respect to smaller t
residual design of number 5766
derived from number 7834

1958: 1958 4-(21,7,240) (complement has $\lambda=440$)
derived from number 1956
residual design of number 7863

1959: 1959 4-(21,8,840) (complement has $\lambda=1540$)
residual design of number 1956
derived from number 1984

1960: 1960 5-(22,8,280) (complement has $\lambda=400$)
$PSL(2,19)++$
residual design of number 7868

1961: 1961 4-(22,8,1260) (complement has $\lambda=1800$)
design of number 1960 with respect to smaller t
residual design of number 5774

1962: 1962 4-(21,7,280) (complement has $\lambda=400$)
derived from number 1960
residual design of number 7870

1963: 1963 4-(21,8,980) (complement has $\lambda=1400$)
residual design of number 1960

1964: 1964 5-(22,8,340) (selfcomplementary)
\cite{Kreher95} $PSL(2,19)++$
design of number 5559 with respect to smaller t
complementary design of number 5559 with respect to smaller t
residual design of number 5658
residual design of complement of number 5658
derived from number 5660
derived from complement of number 5660

1965: 1965 4-(22,8,1530) (selfcomplementary)
design of number 1964 with respect to smaller t
complementary design of number 1964 with respect to smaller t
residual design of number 5659
residual design of complement of number 5659
derived from number 5661
derived from complement of number 5661

1966: 1966 4-(21,8,1190) (selfcomplementary)
residual design of number 1964
residual design of complement of number 1964
design of number 5560 with respect to smaller t
complementary design of number 5560 with respect to smaller t
derived from number 5562
derived from complement of number 5562

1967: 1967 5-(22,9,210) (complement has $\lambda=2170$)
\cite{Kreher95} $PSL(2,19)++$
\cite{Kreher95}

1968: 1968 4-(22,9,756) (complement has $\lambda=7812$)
design of number 1967 with respect to smaller t
residual design of number 2395
derived from number 10827

1969: 1969 4-(21,9,546) (complement has $\lambda=5642$)
residual design of number 1967
derived from number 2043

1970: 1970 5-(22,9,280) (complement has $\lambda=2100$)
$PSL(2,19)++$

1971: 1971 4-(22,9,1008) (complement has $\lambda=7560$)
design of number 1970 with respect to smaller t
residual design of number 10958
derived from number 11019

1972: 1972 4-(21,9,728) (complement has $\lambda=5460$)
residual design of number 1970
derived from number 2091

1973: 1973 5-(22,9,420) (complement has $\lambda=1960$)
$PSL(2,19)++$

1974: 1974 4-(22,9,1512) (complement has $\lambda=7056$)
design of number 1973 with respect to smaller t
residual design of number 10825

1975: 1975 4-(21,9,1092) (complement has $\lambda=5096$)
residual design of number 1973

1976: 1976 5-(22,9,490) (complement has $\lambda=1890$)
$PSL(2,19)++$

1977: 1977 4-(22,9,1764) (complement has $\lambda=6804$)
design of number 1976 with respect to smaller t
residual design of number 10959

1978: 1978 4-(21,9,1274) (complement has $\lambda=4914$)
residual design of number 1976

1979: 1979 5-(22,9,630) (complement has $\lambda=1750$)
$PSL(2,19)++$

1980: 1980 4-(22,9,2268) (complement has $\lambda=6300$)
design of number 1979 with respect to smaller t
residual design of number 10826

1981: 1981 4-(21,9,1638) (complement has $\lambda=4550$)
residual design of number 1979

1982: 1982 5-(22,9,700) (complement has $\lambda=1680$)
$PSL(2,19)++$
residual design of number 7882

1983: 1983 4-(22,9,2520) (complement has $\lambda=6048$)
design of number 1982 with respect to smaller t
residual design of number 7883

1984: 1984 5-(22,9,840) (complement has $\lambda=1540$)
$PSL(2,19)++$
residual design of number 7831
derived from number 7832

1985: 1985 4-(22,9,3024) (complement has $\lambda=5544$)
design of number 1984 with respect to smaller t
residual design of number 7834
derived from number 7835

1986: 1986 4-(21,9,2184) (complement has $\lambda=4004$)
residual design of number 1984
derived from number 7836

1987: 1987 5-(22,9,910) (complement has $\lambda=1470$)
$PSL(2,19)++$

1988: 1988 4-(22,9,3276) (complement has $\lambda=5292$)
design of number 1987 with respect to smaller t

1989: 1989 4-(21,8,910) (complement has $\lambda=1470$)
derived from number 1987

1990: 1990 4-(21,9,2366) (complement has $\lambda=3822$)
residual design of number 1987

1991: 1991 5-(22,9,1050) (complement has $\lambda=1330$)
$PSL(2,19)++$

1992: 1992 4-(22,9,3780) (complement has $\lambda=4788$)
design of number 1991 with respect to smaller t
derived from number 10828

1993: 1993 4-(21,8,1050) (complement has $\lambda=1330$)
derived from number 1991

1994: 1994 4-(21,9,2730) (complement has $\lambda=3458$)
residual design of number 1991
derived from number 2237

1995: 1995 5-(22,9,1120) (complement has $\lambda=1260$)
$PSL(2,19)++$
residual design of number 7839
derived from number 7840

1996: 1996 4-(22,9,4032) (complement has $\lambda=4536$)
design of number 1995 with respect to smaller t
residual design of number 7842
derived from number 7843

1997: 1997 4-(21,8,1120) (complement has $\lambda=1260$)
derived from number 1995
residual design of number 7844

1998: 1998 4-(21,9,2912) (complement has $\lambda=3276$)
residual design of number 1995
derived from number 2255

1999: 1999 5-(22,10,308) (complement has $\lambda=5880$)
$PGL(2,19)++$ 5 solutions

2000: 2000 4-(22,10,924) (complement has $\lambda=17640$)
design of number 1999 with respect to smaller t
derived from number 10829

2001: 2001 4-(21,9,308) (complement has $\lambda=5880$)
derived from number 1999

2002: 2002 4-(21,10,616) (complement has $\lambda=11760$)
residual design of number 1999
derived from number 2005

2003: 2003 4-(21,11,968) (complement has $\lambda=18480$)
supplementary design of number 2002
residual design of number 2005

2004: 2004 4-(22,11,1584) (complement has $\lambda=30240$)
Tran van Trung construction with supplementary design for design number 2002
design of number 2005 with respect to smaller t
residual design of number 10829
derived from number 10830

2005: 2005 5-(22,11,616) (complement has $\lambda=11760$)
Alltop construction for design number 2002

2006: 2006 5-(22,10,378) (complement has $\lambda=5810$)
$PGL(2,19)++$ 126 solutions

2007: 2007 4-(22,10,1134) (complement has $\lambda=17430$)
design of number 2006 with respect to smaller t
derived from number 10832

2008: 2008 4-(21,9,378) (complement has $\lambda=5810$)
derived from number 2006

2009: 2009 4-(21,10,756) (complement has $\lambda=11620$)
residual design of number 2006
derived from number 2012

2010: 2010 4-(21,11,1188) (complement has $\lambda=18260$)
supplementary design of number 2009
residual design of number 2012

2011: 2011 4-(22,11,1944) (complement has $\lambda=29880$)
Tran van Trung construction with supplementary design for design number 2009
design of number 2012 with respect to smaller t
residual design of number 10832
derived from number 10833

2012: 2012 5-(22,11,756) (complement has $\lambda=11620$)
Alltop construction for design number 2009

2013: 2013 5-(22,10,392) (complement has $\lambda=5796$)
$PGL(2,19)++$ 425 solutions

2014: 2014 4-(22,10,1176) (complement has $\lambda=17388$)
design of number 2013 with respect to smaller t
derived from number 10960

2015: 2015 4-(21,9,392) (complement has $\lambda=5796$)
derived from number 2013

2016: 2016 4-(21,10,784) (complement has $\lambda=11592$)
residual design of number 2013
derived from number 2019

2017: 2017 4-(21,11,1232) (complement has $\lambda=18216$)
supplementary design of number 2016
residual design of number 2019

2018: 2018 4-(22,11,2016) (complement has $\lambda=29808$)
Tran van Trung construction with supplementary design for design number 2016
design of number 2019 with respect to smaller t
residual design of number 10960
derived from number 10961

2019: 2019 5-(22,11,784) (complement has $\lambda=11592$)
Alltop construction for design number 2016

2020: 2020 5-(22,10,420) (complement has $\lambda=5768$)
$PGL(2,19)++$ 183 solutions

2021: 2021 4-(22,10,1260) (complement has $\lambda=17304$)
design of number 2020 with respect to smaller t
derived from number 10835

2022: 2022 4-(21,9,420) (complement has $\lambda=5768$)
derived from number 2020

2023: 2023 4-(21,10,840) (complement has $\lambda=11536$)
residual design of number 2020
derived from number 2026

2024: 2024 4-(21,11,1320) (complement has $\lambda=18128$)
supplementary design of number 2023
residual design of number 2026

2025: 2025 4-(22,11,2160) (complement has $\lambda=29664$)
Tran van Trung construction with supplementary design for design number 2023
design of number 2026 with respect to smaller t
residual design of number 10835
derived from number 10836

2026: 2026 5-(22,11,840) (complement has $\lambda=11536$)
Alltop construction for design number 2023
$PGL(2,19)++$

2027: 2027 5-(22,10,462) (complement has $\lambda=5726$)
$PGL(2,19)++$ 48 solutions

2028: 2028 4-(22,10,1386) (complement has $\lambda=17178$)
design of number 2027 with respect to smaller t
derived from number 11020

2029: 2029 4-(21,9,462) (complement has $\lambda=5726$)
derived from number 2027

2030: 2030 4-(21,10,924) (complement has $\lambda=11452$)
residual design of number 2027
derived from number 2033

2031: 2031 4-(21,11,1452) (complement has $\lambda=17996$)
supplementary design of number 2030
residual design of number 2033

2032: 2032 4-(22,11,2376) (complement has $\lambda=29448$)
Tran van Trung construction with supplementary design for design number 2030
design of number 2033 with respect to smaller t
residual design of number 11020
derived from number 11021

2033: 2033 5-(22,11,924) (complement has $\lambda=11452$)
Alltop construction for design number 2030

2034: 2034 5-(22,10,476) (complement has $\lambda=5712$)
\cite{Kreher95} $PGL(2,19)++$ 10 solutions
TvT: 5-(21,9,140) $\cup$ 5-(21,10,336)

2035: 2035 4-(22,10,1428) (complement has $\lambda=17136$)
design of number 2034 with respect to smaller t
derived from number 2321

2036: 2036 5-(22,10,518) (complement has $\lambda=5670$)
$PGL(2,19)++$ 1535 solutions

2037: 2037 4-(22,10,1554) (complement has $\lambda=17010$)
design of number 2036 with respect to smaller t
derived from number 10838

2038: 2038 4-(21,9,518) (complement has $\lambda=5670$)
derived from number 2036

2039: 2039 4-(21,10,1036) (complement has $\lambda=11340$)
residual design of number 2036
derived from number 2042

2040: 2040 4-(21,11,1628) (complement has $\lambda=17820$)
supplementary design of number 2039
residual design of number 2042

2041: 2041 4-(22,11,2664) (complement has $\lambda=29160$)
Tran van Trung construction with supplementary design for design number 2039
design of number 2042 with respect to smaller t
residual design of number 10838
derived from number 10839

2042: 2042 5-(22,11,1036) (complement has $\lambda=11340$)
Alltop construction for design number 2039

2043: 2043 5-(22,10,546) (complement has $\lambda=5642$)
$PGL(2,19)++$

2044: 2044 4-(22,10,1638) (complement has $\lambda=16926$)
design of number 2043 with respect to smaller t
residual design of number 10827
derived from number 10963

2045: 2045 4-(21,10,1092) (complement has $\lambda=11284$)
residual design of number 2043
derived from number 2048

2046: 2046 4-(21,11,1716) (complement has $\lambda=17732$)
supplementary design of number 2045
residual design of number 2048

2047: 2047 4-(22,11,2808) (complement has $\lambda=29016$)
Tran van Trung construction with supplementary design for design number 2045
design of number 2048 with respect to smaller t
residual design of number 10963
derived from number 10964

2048: 2048 5-(22,11,1092) (complement has $\lambda=11284$)
Alltop construction for design number 2045

2049: 2049 5-(22,10,560) (complement has $\lambda=5628$)
$PGL(2,19)++$

2050: 2050 4-(22,10,1680) (complement has $\lambda=16884$)
design of number 2049 with respect to smaller t
derived from number 10841

2051: 2051 4-(21,9,560) (complement has $\lambda=5628$)
derived from number 2049

2052: 2052 4-(21,10,1120) (complement has $\lambda=11256$)
residual design of number 2049
derived from number 2055

2053: 2053 4-(21,11,1760) (complement has $\lambda=17688$)
supplementary design of number 2052
residual design of number 2055

2054: 2054 4-(22,11,2880) (complement has $\lambda=28944$)
Tran van Trung construction with supplementary design for design number 2052
design of number 2055 with respect to smaller t
residual design of number 10841
derived from number 10842

2055: 2055 5-(22,11,1120) (complement has $\lambda=11256$)
Alltop construction for design number 2052
\cite{Kreher95} $PSL(3,4)+$ 9 isomorphism types $PGL(2,19)++$

2056: 2056 5-(22,10,588) (complement has $\lambda=5600$)
$PGL(2,19)++$

2057: 2057 4-(22,10,1764) (complement has $\lambda=16800$)
design of number 2056 with respect to smaller t
derived from number 11023

2058: 2058 4-(21,9,588) (complement has $\lambda=5600$)
derived from number 2056

2059: 2059 4-(21,10,1176) (complement has $\lambda=11200$)
residual design of number 2056
derived from number 2062

2060: 2060 4-(21,11,1848) (complement has $\lambda=17600$)
supplementary design of number 2059
residual design of number 2062

2061: 2061 4-(22,11,3024) (complement has $\lambda=28800$)
Tran van Trung construction with supplementary design for design number 2059
design of number 2062 with respect to smaller t
residual design of number 11023
derived from number 11024

2062: 2062 5-(22,11,1176) (complement has $\lambda=11200$)
Alltop construction for design number 2059

2063: 2063 5-(22,10,602) (complement has $\lambda=5586$)
$PGL(2,19)++$

2064: 2064 4-(22,10,1806) (complement has $\lambda=16758$)
design of number 2063 with respect to smaller t
derived from number 10844

2065: 2065 4-(21,9,602) (complement has $\lambda=5586$)
derived from number 2063

2066: 2066 4-(21,10,1204) (complement has $\lambda=11172$)
residual design of number 2063
derived from number 2069

2067: 2067 4-(21,11,1892) (complement has $\lambda=17556$)
supplementary design of number 2066
residual design of number 2069

2068: 2068 4-(22,11,3096) (complement has $\lambda=28728$)
Tran van Trung construction with supplementary design for design number 2066
design of number 2069 with respect to smaller t
residual design of number 10844
derived from number 10845

2069: 2069 5-(22,11,1204) (complement has $\lambda=11172$)
Alltop construction for design number 2066

2070: 2070 5-(22,10,630) (complement has $\lambda=5558$)
$PGL(2,19)++$

2071: 2071 4-(22,10,1890) (complement has $\lambda=16674$)
design of number 2070 with respect to smaller t
derived from number 10966

2072: 2072 4-(21,9,630) (complement has $\lambda=5558$)
derived from number 2070

2073: 2073 4-(21,10,1260) (complement has $\lambda=11116$)
residual design of number 2070
derived from number 2076

2074: 2074 4-(21,11,1980) (complement has $\lambda=17468$)
supplementary design of number 2073
residual design of number 2076

2075: 2075 4-(22,11,3240) (complement has $\lambda=28584$)
Tran van Trung construction with supplementary design for design number 2073
design of number 2076 with respect to smaller t
residual design of number 10966
derived from number 10967

2076: 2076 5-(22,11,1260) (complement has $\lambda=11116$)
Alltop construction for design number 2073

2077: 2077 5-(22,10,672) (complement has $\lambda=5516$)
\cite{Kreher95} $PGL(2,19)++$

2078: 2078 4-(22,10,2016) (complement has $\lambda=16548$)
design of number 2077 with respect to smaller t
derived from number 2328

2079: 2079 4-(21,9,672) (complement has $\lambda=5516$)
derived from number 2077

2080: 2080 4-(21,10,1344) (complement has $\lambda=11032$)
residual design of number 2077
derived from number 2083

2081: 2081 4-(21,11,2112) (complement has $\lambda=17336$)
supplementary design of number 2080
residual design of number 2083

2082: 2082 4-(22,11,3456) (complement has $\lambda=28368$)
Tran van Trung construction with supplementary design for design number 2080
design of number 2083 with respect to smaller t
residual design of number 2328
derived from number 2329

2083: 2083 5-(22,11,1344) (complement has $\lambda=11032$)
Alltop construction for design number 2080
$PSL(3,4)+$ 9 isomorphism types

2084: 2084 5-(22,10,686) (complement has $\lambda=5502$)
$PGL(2,19)++$

2085: 2085 4-(22,10,2058) (complement has $\lambda=16506$)
design of number 2084 with respect to smaller t
derived from number 10969

2086: 2086 4-(21,9,686) (complement has $\lambda=5502$)
derived from number 2084

2087: 2087 4-(21,10,1372) (complement has $\lambda=11004$)
residual design of number 2084
derived from number 2090

2088: 2088 4-(21,11,2156) (complement has $\lambda=17292$)
supplementary design of number 2087
residual design of number 2090

2089: 2089 4-(22,11,3528) (complement has $\lambda=28296$)
Tran van Trung construction with supplementary design for design number 2087
design of number 2090 with respect to smaller t
residual design of number 10969
derived from number 10970

2090: 2090 5-(22,11,1372) (complement has $\lambda=11004$)
Alltop construction for design number 2087

2091: 2091 5-(22,10,728) (complement has $\lambda=5460$)
$PGL(2,19)++$

2092: 2092 4-(22,10,2184) (complement has $\lambda=16380$)
design of number 2091 with respect to smaller t
derived from number 10847
residual design of number 11019

2093: 2093 5-(22,10,756) (complement has $\lambda=5432$)
$PGL(2,19)++$

2094: 2094 4-(22,10,2268) (complement has $\lambda=16296$)
design of number 2093 with respect to smaller t
derived from number 11026

2095: 2095 4-(21,9,756) (complement has $\lambda=5432$)
derived from number 2093

2096: 2096 4-(21,10,1512) (complement has $\lambda=10864$)
residual design of number 2093
derived from number 2099

2097: 2097 4-(21,11,2376) (complement has $\lambda=17072$)
supplementary design of number 2096
residual design of number 2099

2098: 2098 4-(22,11,3888) (complement has $\lambda=27936$)
Tran van Trung construction with supplementary design for design number 2096
design of number 2099 with respect to smaller t
residual design of number 11026
derived from number 11027

2099: 2099 5-(22,11,1512) (complement has $\lambda=10864$)
Alltop construction for design number 2096
\cite{Kreher95} $PSL(3,4)+$

2100: 2100 5-(22,10,770) (complement has $\lambda=5418$)
$PGL(2,19)++$

2101: 2101 4-(22,10,2310) (complement has $\lambda=16254$)
design of number 2100 with respect to smaller t
derived from number 10850

2102: 2102 4-(21,9,770) (complement has $\lambda=5418$)
derived from number 2100

2103: 2103 4-(21,10,1540) (complement has $\lambda=10836$)
residual design of number 2100
derived from number 2106

2104: 2104 4-(21,11,2420) (complement has $\lambda=17028$)
supplementary design of number 2103
residual design of number 2106

2105: 2105 4-(22,11,3960) (complement has $\lambda=27864$)
Tran van Trung construction with supplementary design for design number 2103
design of number 2106 with respect to smaller t
residual design of number 10850
derived from number 10851

2106: 2106 5-(22,11,1540) (complement has $\lambda=10836$)
Alltop construction for design number 2103

2107: 2107 5-(22,10,798) (complement has $\lambda=5390$)
$PGL(2,19)++$

2108: 2108 4-(22,10,2394) (complement has $\lambda=16170$)
design of number 2107 with respect to smaller t
derived from number 10972

2109: 2109 4-(21,9,798) (complement has $\lambda=5390$)
derived from number 2107

2110: 2110 4-(21,10,1596) (complement has $\lambda=10780$)
residual design of number 2107
derived from number 2113

2111: 2111 4-(21,11,2508) (complement has $\lambda=16940$)
supplementary design of number 2110
residual design of number 2113

2112: 2112 4-(22,11,4104) (complement has $\lambda=27720$)
Tran van Trung construction with supplementary design for design number 2110
design of number 2113 with respect to smaller t
residual design of number 10972
derived from number 10973

2113: 2113 5-(22,11,1596) (complement has $\lambda=10780$)
Alltop construction for design number 2110

2114: 2114 5-(22,10,812) (complement has $\lambda=5376$)
$PGL(2,19)++$

2115: 2115 4-(22,10,2436) (complement has $\lambda=16128$)
design of number 2114 with respect to smaller t
derived from number 10853

2116: 2116 4-(21,9,812) (complement has $\lambda=5376$)
derived from number 2114

2117: 2117 4-(21,10,1624) (complement has $\lambda=10752$)
residual design of number 2114
derived from number 2120

2118: 2118 4-(21,11,2552) (complement has $\lambda=16896$)
supplementary design of number 2117
residual design of number 2120

2119: 2119 4-(22,11,4176) (complement has $\lambda=27648$)
Tran van Trung construction with supplementary design for design number 2117
design of number 2120 with respect to smaller t
residual design of number 10853
derived from number 10854

2120: 2120 5-(22,11,1624) (complement has $\lambda=10752$)
Alltop construction for design number 2117

2121: 2121 5-(22,10,840) (complement has $\lambda=5348$)
$PGL(2,19)++$

2122: 2122 4-(22,10,2520) (complement has $\lambda=16044$)
design of number 2121 with respect to smaller t
derived from number 11046

2123: 2123 4-(21,9,840) (complement has $\lambda=5348$)
derived from number 2121

2124: 2124 5-(22,10,882) (complement has $\lambda=5306$)
$PGL(2,19)++$

2125: 2125 4-(22,10,2646) (complement has $\lambda=15918$)
design of number 2124 with respect to smaller t
derived from number 10856

2126: 2126 4-(21,9,882) (complement has $\lambda=5306$)
derived from number 2124

2127: 2127 4-(21,10,1764) (complement has $\lambda=10612$)
residual design of number 2124
derived from number 2130

2128: 2128 4-(21,11,2772) (complement has $\lambda=16676$)
supplementary design of number 2127
residual design of number 2130

2129: 2129 4-(22,11,4536) (complement has $\lambda=27288$)
Tran van Trung construction with supplementary design for design number 2127
design of number 2130 with respect to smaller t
residual design of number 10856
derived from number 10857

2130: 2130 5-(22,11,1764) (complement has $\lambda=10612$)
Alltop construction for design number 2127
$PGL(2,19)++$

2131: 2131 5-(22,10,896) (complement has $\lambda=5292$)
$PGL(2,19)++$

2132: 2132 4-(22,10,2688) (complement has $\lambda=15876$)
design of number 2131 with respect to smaller t
derived from number 10975

2133: 2133 4-(21,9,896) (complement has $\lambda=5292$)
derived from number 2131

2134: 2134 4-(21,10,1792) (complement has $\lambda=10584$)
residual design of number 2131
derived from number 2137

2135: 2135 4-(21,11,2816) (complement has $\lambda=16632$)
supplementary design of number 2134
residual design of number 2137

2136: 2136 4-(22,11,4608) (complement has $\lambda=27216$)
Tran van Trung construction with supplementary design for design number 2134
design of number 2137 with respect to smaller t
residual design of number 10975
derived from number 10976

2137: 2137 5-(22,11,1792) (complement has $\lambda=10584$)
Alltop construction for design number 2134
\cite{Kreher95}

2138: 2138 5-(22,10,938) (complement has $\lambda=5250$)
$PGL(2,19)++$

2139: 2139 4-(22,10,2814) (complement has $\lambda=15750$)
design of number 2138 with respect to smaller t
derived from number 10859

2140: 2140 4-(21,9,938) (complement has $\lambda=5250$)
derived from number 2138

2141: 2141 4-(21,10,1876) (complement has $\lambda=10500$)
residual design of number 2138
derived from number 2144

2142: 2142 4-(21,11,2948) (complement has $\lambda=16500$)
supplementary design of number 2141
residual design of number 2144

2143: 2143 4-(22,11,4824) (complement has $\lambda=27000$)
Tran van Trung construction with supplementary design for design number 2141
design of number 2144 with respect to smaller t
residual design of number 10859
derived from number 10860

2144: 2144 5-(22,11,1876) (complement has $\lambda=10500$)
Alltop construction for design number 2141

2145: 2145 5-(22,10,952) (complement has $\lambda=5236$)
\cite{Kreher95}
TvT: 5-(21,9,280) $\cup$ 5-(21,10,672)

2146: 2146 4-(22,10,2856) (complement has $\lambda=15708$)
design of number 2145 with respect to smaller t
derived from number 2335

2147: 2147 5-(22,10,966) (complement has $\lambda=5222$)
$PGL(2,19)++$

2148: 2148 4-(22,10,2898) (complement has $\lambda=15666$)
design of number 2147 with respect to smaller t
derived from number 10862

2149: 2149 4-(21,9,966) (complement has $\lambda=5222$)
derived from number 2147

2150: 2150 4-(21,10,1932) (complement has $\lambda=10444$)
residual design of number 2147
derived from number 2153

2151: 2151 4-(21,11,3036) (complement has $\lambda=16412$)
supplementary design of number 2150
residual design of number 2153

2152: 2152 4-(22,11,4968) (complement has $\lambda=26856$)
Tran van Trung construction with supplementary design for design number 2150
design of number 2153 with respect to smaller t
residual design of number 10862
derived from number 10863

2153: 2153 5-(22,11,1932) (complement has $\lambda=10444$)
Alltop construction for design number 2150

2154: 2154 5-(22,10,980) (complement has $\lambda=5208$)
$PGL(2,19)++$

2155: 2155 4-(22,10,2940) (complement has $\lambda=15624$)
design of number 2154 with respect to smaller t
derived from number 11029

2156: 2156 4-(21,9,980) (complement has $\lambda=5208$)
derived from number 2154

2157: 2157 4-(21,10,1960) (complement has $\lambda=10416$)
residual design of number 2154
derived from number 2160

2158: 2158 4-(21,11,3080) (complement has $\lambda=16368$)
supplementary design of number 2157
residual design of number 2160

2159: 2159 4-(22,11,5040) (complement has $\lambda=26784$)
Tran van Trung construction with supplementary design for design number 2157
design of number 2160 with respect to smaller t
residual design of number 11029
derived from number 11030

2160: 2160 5-(22,11,1960) (complement has $\lambda=10416$)
Alltop construction for design number 2157
\cite{Kreher95}

2161: 2161 5-(22,10,1008) (complement has $\lambda=5180$)
$PGL(2,19)++$

2162: 2162 4-(22,10,3024) (complement has $\lambda=15540$)
design of number 2161 with respect to smaller t
derived from number 10865

2163: 2163 4-(21,9,1008) (complement has $\lambda=5180$)
derived from number 2161

2164: 2164 4-(21,10,2016) (complement has $\lambda=10360$)
residual design of number 2161
derived from number 2167

2165: 2165 4-(21,11,3168) (complement has $\lambda=16280$)
supplementary design of number 2164
residual design of number 2167

2166: 2166 4-(22,11,5184) (complement has $\lambda=26640$)
Tran van Trung construction with supplementary design for design number 2164
design of number 2167 with respect to smaller t
residual design of number 10865
derived from number 10866

2167: 2167 5-(22,11,2016) (complement has $\lambda=10360$)
Alltop construction for design number 2164
\cite{Kreher95}

2168: 2168 5-(22,10,1022) (complement has $\lambda=5166$)
$PGL(2,19)++$

2169: 2169 4-(22,10,3066) (complement has $\lambda=15498$)
design of number 2168 with respect to smaller t
derived from number 10978

2170: 2170 4-(21,9,1022) (complement has $\lambda=5166$)
derived from number 2168

2171: 2171 4-(21,10,2044) (complement has $\lambda=10332$)
residual design of number 2168
derived from number 2174

2172: 2172 4-(21,11,3212) (complement has $\lambda=16236$)
supplementary design of number 2171
residual design of number 2174

2173: 2173 4-(22,11,5256) (complement has $\lambda=26568$)
Tran van Trung construction with supplementary design for design number 2171
design of number 2174 with respect to smaller t
residual design of number 10978
derived from number 10979

2174: 2174 5-(22,11,2044) (complement has $\lambda=10332$)
Alltop construction for design number 2171

2175: 2175 5-(22,10,1050) (complement has $\lambda=5138$)
$PGL(2,19)++$

2176: 2176 4-(22,10,3150) (complement has $\lambda=15414$)
design of number 2175 with respect to smaller t
derived from number 10868

2177: 2177 4-(21,9,1050) (complement has $\lambda=5138$)
derived from number 2175

2178: 2178 4-(21,10,2100) (complement has $\lambda=10276$)
residual design of number 2175
derived from number 2181

2179: 2179 4-(21,11,3300) (complement has $\lambda=16148$)
supplementary design of number 2178
residual design of number 2181

2180: 2180 4-(22,11,5400) (complement has $\lambda=26424$)
Tran van Trung construction with supplementary design for design number 2178
design of number 2181 with respect to smaller t
residual design of number 10868
derived from number 10869

2181: 2181 5-(22,11,2100) (complement has $\lambda=10276$)
Alltop construction for design number 2178
$PGL(2,19)++$

2182: 2182 5-(22,10,1260) (complement has $\lambda=4928$)
$PGL(2,19)++$

2183: 2183 4-(22,10,3780) (complement has $\lambda=14784$)
design of number 2182 with respect to smaller t
derived from number 10871

2184: 2184 4-(21,9,1260) (complement has $\lambda=4928$)
derived from number 2182

2185: 2185 4-(21,10,2520) (complement has $\lambda=9856$)
residual design of number 2182
derived from number 2188

2186: 2186 4-(21,11,3960) (complement has $\lambda=15488$)
supplementary design of number 2185
residual design of number 2188

2187: 2187 4-(22,11,6480) (complement has $\lambda=25344$)
Tran van Trung construction with supplementary design for design number 2185
design of number 2188 with respect to smaller t
residual design of number 10871
derived from number 10872

2188: 2188 5-(22,11,2520) (complement has $\lambda=9856$)
Alltop construction for design number 2185
\cite{Kreher95} $PGL(2,19)++$

2189: 2189 5-(22,10,1302) (complement has $\lambda=4886$)
$PGL(2,19)++$

2190: 2190 4-(22,10,3906) (complement has $\lambda=14658$)
design of number 2189 with respect to smaller t
derived from number 10981

2191: 2191 4-(21,9,1302) (complement has $\lambda=4886$)
derived from number 2189

2192: 2192 4-(21,10,2604) (complement has $\lambda=9772$)
residual design of number 2189
derived from number 2195

2193: 2193 4-(21,11,4092) (complement has $\lambda=15356$)
supplementary design of number 2192
residual design of number 2195

2194: 2194 4-(22,11,6696) (complement has $\lambda=25128$)
Tran van Trung construction with supplementary design for design number 2192
design of number 2195 with respect to smaller t
residual design of number 10981
derived from number 10982

2195: 2195 5-(22,11,2604) (complement has $\lambda=9772$)
Alltop construction for design number 2192
$PGL(2,19)++$

2196: 2196 5-(22,10,1386) (complement has $\lambda=4802$)
$PGL(2,19)++$

2197: 2197 4-(22,10,4158) (complement has $\lambda=14406$)
design of number 2196 with respect to smaller t
derived from number 10874

2198: 2198 4-(21,9,1386) (complement has $\lambda=4802$)
derived from number 2196

2199: 2199 4-(21,10,2772) (complement has $\lambda=9604$)
residual design of number 2196
derived from number 2202

2200: 2200 4-(21,11,4356) (complement has $\lambda=15092$)
supplementary design of number 2199
residual design of number 2202

2201: 2201 4-(22,11,7128) (complement has $\lambda=24696$)
Tran van Trung construction with supplementary design for design number 2199
design of number 2202 with respect to smaller t
residual design of number 10874
derived from number 10875

2202: 2202 5-(22,11,2772) (complement has $\lambda=9604$)
Alltop construction for design number 2199

2203: 2203 5-(22,10,1428) (complement has $\lambda=4760$)
\cite{Kreher95} $PGL(2,19)++$
TvT: 5-(21,9,420) $\cup$ 5-(21,10,1008) \cite{TranvanTrung86}

2204: 2204 4-(22,10,4284) (complement has $\lambda=14280$)
design of number 2203 with respect to smaller t
derived from number 2342

2205: 2205 5-(22,10,1512) (complement has $\lambda=4676$)
$PGL(2,19)++$

2206: 2206 4-(22,10,4536) (complement has $\lambda=14028$)
design of number 2205 with respect to smaller t
derived from number 10877

2207: 2207 4-(21,9,1512) (complement has $\lambda=4676$)
derived from number 2205

2208: 2208 4-(21,10,3024) (complement has $\lambda=9352$)
residual design of number 2205
derived from number 2211

2209: 2209 4-(21,11,4752) (complement has $\lambda=14696$)
supplementary design of number 2208
residual design of number 2211

2210: 2210 4-(22,11,7776) (complement has $\lambda=24048$)
Tran van Trung construction with supplementary design for design number 2208
design of number 2211 with respect to smaller t
residual design of number 10877
derived from number 10878

2211: 2211 5-(22,11,3024) (complement has $\lambda=9352$)
Alltop construction for design number 2208
$PGL(2,19)++$

2212: 2212 5-(22,10,1890) (complement has $\lambda=4298$)
$PGL(2,19)++$

2213: 2213 4-(22,10,5670) (complement has $\lambda=12894$)
design of number 2212 with respect to smaller t
derived from number 10880

2214: 2214 4-(21,9,1890) (complement has $\lambda=4298$)
derived from number 2212

2215: 2215 4-(21,10,3780) (complement has $\lambda=8596$)
residual design of number 2212
derived from number 2218

2216: 2216 4-(21,11,5940) (complement has $\lambda=13508$)
supplementary design of number 2215
residual design of number 2218

2217: 2217 4-(22,11,9720) (complement has $\lambda=22104$)
Tran van Trung construction with supplementary design for design number 2215
design of number 2218 with respect to smaller t
residual design of number 10880
derived from number 10881

2218: 2218 5-(22,11,3780) (complement has $\lambda=8596$)
Alltop construction for design number 2215
$PGL(2,19)++$

2219: 2219 5-(22,10,1904) (complement has $\lambda=4284$)
\cite{Kreher95}
TvT: 5-(21,9,560) $\cup$ 5-(21,10,1344)

2220: 2220 4-(22,10,5712) (complement has $\lambda=12852$)
design of number 2219 with respect to smaller t
derived from number 2349

2221: 2221 5-(22,10,2380) (complement has $\lambda=3808$)
\cite{Kreher95}
TvT: 5-(21,9,700) $\cup$ 5-(21,10,1680)

2222: 2222 4-(22,10,7140) (complement has $\lambda=11424$)
design of number 2221 with respect to smaller t
derived from number 2364

2223: 2223 5-(22,10,2520) (complement has $\lambda=3668$)
$PGL(2,19)++$

2224: 2224 4-(22,10,7560) (complement has $\lambda=11004$)
design of number 2223 with respect to smaller t
derived from number 10883

2225: 2225 4-(21,9,2520) (complement has $\lambda=3668$)
derived from number 2223

2226: 2226 4-(21,10,5040) (complement has $\lambda=7336$)
residual design of number 2223
derived from number 2229

2227: 2227 4-(21,11,7920) (complement has $\lambda=11528$)
supplementary design of number 2226
residual design of number 2229

2228: 2228 4-(22,11,12960) (complement has $\lambda=18864$)
Tran van Trung construction with supplementary design for design number 2226
design of number 2229 with respect to smaller t
residual design of number 10883
derived from number 10884

2229: 2229 5-(22,11,5040) (complement has $\lambda=7336$)
Alltop construction for design number 2226
$PGL(2,19)++$

2230: 2230 5-(22,10,2562) (complement has $\lambda=3626$)
$PGL(2,19)++$

2231: 2231 4-(22,10,7686) (complement has $\lambda=10878$)
design of number 2230 with respect to smaller t
derived from number 10984

2232: 2232 4-(21,9,2562) (complement has $\lambda=3626$)
derived from number 2230

2233: 2233 4-(21,10,5124) (complement has $\lambda=7252$)
residual design of number 2230
derived from number 2236

2234: 2234 4-(21,11,8052) (complement has $\lambda=11396$)
supplementary design of number 2233
residual design of number 2236

2235: 2235 4-(22,11,13176) (complement has $\lambda=18648$)
Tran van Trung construction with supplementary design for design number 2233
design of number 2236 with respect to smaller t
residual design of number 10984
derived from number 10985

2236: 2236 5-(22,11,5124) (complement has $\lambda=7252$)
Alltop construction for design number 2233
$PGL(2,19)++$

2237: 2237 5-(22,10,2730) (complement has $\lambda=3458$)
$PGL(2,19)++$

2238: 2238 4-(22,10,8190) (complement has $\lambda=10374$)
design of number 2237 with respect to smaller t
residual design of number 10828
derived from number 10886

2239: 2239 4-(21,10,5460) (complement has $\lambda=6916$)
residual design of number 2237
derived from number 2242

2240: 2240 4-(21,11,8580) (complement has $\lambda=10868$)
supplementary design of number 2239
residual design of number 2242

2241: 2241 4-(22,11,14040) (complement has $\lambda=17784$)
Tran van Trung construction with supplementary design for design number 2239
design of number 2242 with respect to smaller t
residual design of number 10886
derived from number 10887

2242: 2242 5-(22,11,5460) (complement has $\lambda=6916$)
Alltop construction for design number 2239

2243: 2243 5-(22,10,2772) (complement has $\lambda=3416$)
$PGL(2,19)++$

2244: 2244 4-(22,10,8316) (complement has $\lambda=10248$)
design of number 2243 with respect to smaller t
derived from number 10987

2245: 2245 4-(21,9,2772) (complement has $\lambda=3416$)
derived from number 2243

2246: 2246 5-(22,10,2856) (complement has $\lambda=3332$)
TvT: 5-(21,9,840) $\cup$ 5-(21,10,2016)
\cite{Kreher95}
design of number 5569 with respect to smaller t
derived from number 11500

2247: 2247 4-(22,10,8568) (complement has $\lambda=9996$)
design of number 2246 with respect to smaller t
derived from number 2371

2248: 2248 5-(22,10,2898) (complement has $\lambda=3290$)
$PGL(2,19)++$

2249: 2249 4-(22,10,8694) (complement has $\lambda=9870$)
design of number 2248 with respect to smaller t
derived from number 10990

2250: 2250 4-(21,9,2898) (complement has $\lambda=3290$)
derived from number 2248

2251: 2251 4-(21,10,5796) (complement has $\lambda=6580$)
residual design of number 2248
derived from number 2254

2252: 2252 4-(21,11,9108) (complement has $\lambda=10340$)
supplementary design of number 2251
residual design of number 2254

2253: 2253 4-(22,11,14904) (complement has $\lambda=16920$)
Tran van Trung construction with supplementary design for design number 2251
design of number 2254 with respect to smaller t
residual design of number 10990
derived from number 10991

2254: 2254 5-(22,11,5796) (complement has $\lambda=6580$)
Alltop construction for design number 2251

2255: 2255 5-(22,10,2912) (complement has $\lambda=3276$)
$PGL(2,19)++$
residual design of number 7840

2256: 2256 4-(22,10,8736) (complement has $\lambda=9828$)
design of number 2255 with respect to smaller t
derived from number 2378
residual design of number 7843

2257: 2257 4-(21,10,5824) (complement has $\lambda=6552$)
residual design of number 2255
derived from number 2260

2258: 2258 4-(21,11,9152) (complement has $\lambda=10296$)
supplementary design of number 2257
residual design of number 2260

2259: 2259 4-(22,11,14976) (complement has $\lambda=16848$)
Tran van Trung construction with supplementary design for design number 2257
design of number 2260 with respect to smaller t
residual design of number 2378
derived from number 2379

2260: 2260 5-(22,11,5824) (complement has $\lambda=6552$)
Alltop construction for design number 2257
$PSL(3,4)+$

2261: 2261 5-(22,11,252) (complement has $\lambda=12124$)
$PGL(2,19)++$ 2 solutions
Alltop construction for design number 2263

2262: 2262 4-(22,11,648) (complement has $\lambda=31176$)
design of number 2261 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2263

2263: 2263 4-(21,10,252) (complement has $\lambda=12124$)
derived from number 2261

2264: 2264 4-(21,11,396) (complement has $\lambda=19052$)
residual design of number 2261
supplementary design of number 2263

2265: 2265 5-(22,11,280) (complement has $\lambda=12096$)
\cite{Kreher95} $PGL(2,19)++$ 4 solutions
Alltop construction for design number 2267

2266: 2266 4-(22,11,720) (complement has $\lambda=31104$)
design of number 2265 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2267

2267: 2267 4-(21,10,280) (complement has $\lambda=12096$)
derived from number 2265

2268: 2268 4-(21,11,440) (complement has $\lambda=19008$)
residual design of number 2265
supplementary design of number 2267

2269: 2269 5-(22,11,364) (complement has $\lambda=12012$)
$PGL(2,19)++$ 2 solutions
Alltop construction for design number 2271

2270: 2270 4-(22,11,936) (complement has $\lambda=30888$)
design of number 2269 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2271

2271: 2271 4-(21,10,364) (complement has $\lambda=12012$)
derived from number 2269

2272: 2272 4-(21,11,572) (complement has $\lambda=18876$)
residual design of number 2269
supplementary design of number 2271

2273: 2273 5-(22,11,504) (complement has $\lambda=11872$)
$PGL(2,19)++$
Alltop construction for design number 2275

2274: 2274 4-(22,11,1296) (complement has $\lambda=30528$)
design of number 2273 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2275

2275: 2275 4-(21,10,504) (complement has $\lambda=11872$)
derived from number 2273

2276: 2276 4-(21,11,792) (complement has $\lambda=18656$)
residual design of number 2273
supplementary design of number 2275

2277: 2277 5-(22,11,1008) (complement has $\lambda=11368$)
\cite{Kreher95} $PSL(3,4)+$ 6 isomorphism types
Alltop construction for design number 2279

2278: 2278 4-(22,11,2592) (complement has $\lambda=29232$)
design of number 2277 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2279

2279: 2279 4-(21,10,1008) (complement has $\lambda=11368$)
derived from number 2277

2280: 2280 4-(21,11,1584) (complement has $\lambda=17864$)
residual design of number 2277
supplementary design of number 2279

2281: 2281 5-(22,11,1288) (complement has $\lambda=11088$)
\cite{Kreher95} $PSL(3,4)+$ 6 isomorphism types
Alltop construction for design number 2283

2282: 2282 4-(22,11,3312) (complement has $\lambda=28512$)
design of number 2281 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2283

2283: 2283 4-(21,10,1288) (complement has $\lambda=11088$)
derived from number 2281

2284: 2284 4-(21,11,2024) (complement has $\lambda=17424$)
residual design of number 2281
supplementary design of number 2283

2285: 2285 5-(22,11,1848) (complement has $\lambda=10528$)
\cite{Kreher95}
Alltop construction for design number 2287

2286: 2286 4-(22,11,4752) (complement has $\lambda=27072$)
design of number 2285 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2287

2287: 2287 4-(21,10,1848) (complement has $\lambda=10528$)
derived from number 2285

2288: 2288 4-(21,11,2904) (complement has $\lambda=16544$)
residual design of number 2285
supplementary design of number 2287

2289: 2289 5-(22,11,2184) (complement has $\lambda=10192$)
\cite{Kreher95}
Alltop construction for design number 2291

2290: 2290 4-(22,11,5616) (complement has $\lambda=26208$)
design of number 2289 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2291

2291: 2291 4-(21,10,2184) (complement has $\lambda=10192$)
derived from number 2289

2292: 2292 4-(21,11,3432) (complement has $\lambda=16016$)
residual design of number 2289
supplementary design of number 2291

2293: 2293 5-(22,11,2632) (complement has $\lambda=9744$)
\cite{Kreher95}
Alltop construction for design number 2295

2294: 2294 4-(22,11,6768) (complement has $\lambda=25056$)
design of number 2293 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2295

2295: 2295 4-(21,10,2632) (complement has $\lambda=9744$)
derived from number 2293

2296: 2296 4-(21,11,4136) (complement has $\lambda=15312$)
residual design of number 2293
supplementary design of number 2295

2297: 2297 5-(22,11,3472) (complement has $\lambda=8904$)
$PSL(3,4)+$
Alltop construction for design number 2299

2298: 2298 4-(22,11,8928) (complement has $\lambda=22896$)
design of number 2297 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2299

2299: 2299 4-(21,10,3472) (complement has $\lambda=8904$)
derived from number 2297

2300: 2300 4-(21,11,5456) (complement has $\lambda=13992$)
residual design of number 2297
supplementary design of number 2299

2301: 2301 5-(22,11,3696) (complement has $\lambda=8680$)
$PSL(3,4)+$
Alltop construction for design number 2303
\cite{Kreher95}

2302: 2302 4-(22,11,9504) (complement has $\lambda=22320$)
design of number 2301 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2303

2303: 2303 4-(21,10,3696) (complement has $\lambda=8680$)
derived from number 2301

2304: 2304 4-(21,11,5808) (complement has $\lambda=13640$)
residual design of number 2301
supplementary design of number 2303

2305: 2305 5-(22,11,4620) (complement has $\lambda=7756$)
$PGL(2,19)++$
Alltop construction for design number 2307

2306: 2306 4-(22,11,11880) (complement has $\lambda=19944$)
design of number 2305 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2307

2307: 2307 4-(21,10,4620) (complement has $\lambda=7756$)
derived from number 2305

2308: 2308 4-(21,11,7260) (complement has $\lambda=12188$)
residual design of number 2305
supplementary design of number 2307

2309: 2309 5-(22,11,5152) (complement has $\lambda=7224$)
$PSL(3,4)+$
Alltop construction for design number 2311

2310: 2310 4-(22,11,13248) (complement has $\lambda=18576$)
design of number 2309 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2311

2311: 2311 4-(21,10,5152) (complement has $\lambda=7224$)
derived from number 2309

2312: 2312 4-(21,11,8096) (complement has $\lambda=11352$)
residual design of number 2309
supplementary design of number 2311

2313: 2313 5-(22,11,5992) (complement has $\lambda=6384$)
$PSL(3,4)+$
Alltop construction for design number 2315

2314: 2314 4-(22,11,15408) (complement has $\lambda=16416$)
design of number 2313 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2315

2315: 2315 4-(21,10,5992) (complement has $\lambda=6384$)
derived from number 2313

2316: 2316 4-(21,11,9416) (complement has $\lambda=10032$)
residual design of number 2313
supplementary design of number 2315

2317: 2317 5-(23,10,4284) (selfcomplementary)
reduced 6-(23,10,1190) Halving of the complete design
design of number 5585 with respect to smaller t
complementary design of number 5585 with respect to smaller t
residual design of number 5662
residual design of complement of number 5662

2318: 2318 4-(23,10,13566) (selfcomplementary)
design of number 2317 with respect to smaller t
complementary design of number 2317 with respect to smaller t
residual design of number 2580
residual design of complement of number 2580
derived from number 2667
derived from complement of number 2667

2319: 2319 4-(22,9,4284) (selfcomplementary)
derived from number 2317
derived from complement of number 2317
design of number 5562 with respect to smaller t
complementary design of number 5562 with respect to smaller t
residual design of number 5661
residual design of complement of number 5661

2320: 2320 4-(22,10,9282) (selfcomplementary)
residual design of number 2317
residual design of complement of number 2317
derived from number 2385
derived from complement of number 2385
design of number 5586 with respect to smaller t
complementary design of number 5586 with respect to smaller t

2321: 2321 5-(23,11,1428) (complement has $\lambda=17136$)
TvT: 5-(22,10,476) $\cup$ 5-(22,11,952)

2322: 2322 5-(23,12,2448) (complement has $\lambda=29376$)
supplementary design of number 2321

2323: 2323 4-(23,11,3876) (complement has $\lambda=46512$)
design of number 2321 with respect to smaller t
derived from number 2324

2324: 2324 5-(24,12,3876) (complement has $\lambda=46512$)
Tran van Trung construction with supplementary design for design number 2321
Alltop construction for design number 2323
\cite{Bluskov}

2325: 2325 4-(23,12,5814) (complement has $\lambda=69768$)
design of number 2322 with respect to smaller t
supplementary design of number 2323
residual design of number 2324

2326: 2326 4-(22,12,3366) (complement has $\lambda=40392$)
residual design of number 2322

2327: 2327 4-(24,12,9690) (complement has $\lambda=116280$)
Tran van Trung construction with supplementary design for design number 2323
design of number 2324 with respect to smaller t

2328: 2328 5-(23,11,2016) (complement has $\lambda=16548$)
TvT: 5-(22,10,672) $\cup$ 5-(22,11,1344)

2329: 2329 5-(23,12,3456) (complement has $\lambda=28368$)
supplementary design of number 2328

2330: 2330 4-(23,11,5472) (complement has $\lambda=44916$)
design of number 2328 with respect to smaller t
derived from number 2331

2331: 2331 5-(24,12,5472) (complement has $\lambda=44916$)
Tran van Trung construction with supplementary design for design number 2328
Alltop construction for design number 2330

2332: 2332 4-(23,12,8208) (complement has $\lambda=67374$)
design of number 2329 with respect to smaller t
supplementary design of number 2330
residual design of number 2331

2333: 2333 4-(22,12,4752) (complement has $\lambda=39006$)
residual design of number 2329

2334: 2334 4-(24,12,13680) (complement has $\lambda=112290$)
Tran van Trung construction with supplementary design for design number 2330
design of number 2331 with respect to smaller t

2335: 2335 5-(23,11,2856) (complement has $\lambda=15708$)
TvT: 5-(22,10,952) $\cup$ 5-(22,11,1904)

2336: 2336 5-(23,12,4896) (complement has $\lambda=26928$)
supplementary design of number 2335

2337: 2337 4-(23,11,7752) (complement has $\lambda=42636$)
design of number 2335 with respect to smaller t
derived from number 2338

2338: 2338 5-(24,12,7752) (complement has $\lambda=42636$)
Tran van Trung construction with supplementary design for design number 2335
Alltop construction for design number 2337

2339: 2339 4-(23,12,11628) (complement has $\lambda=63954$)
design of number 2336 with respect to smaller t
supplementary design of number 2337
residual design of number 2338

2340: 2340 4-(22,12,6732) (complement has $\lambda=37026$)
residual design of number 2336

2341: 2341 4-(24,12,19380) (complement has $\lambda=106590$)
Tran van Trung construction with supplementary design for design number 2337
design of number 2338 with respect to smaller t

2342: 2342 5-(23,11,4284) (complement has $\lambda=14280$)
TvT: 5-(22,10,1428) $\cup$ 5-(22,11,2856) \cite{TranvanTrung86}

2343: 2343 5-(23,12,7344) (complement has $\lambda=24480$)
supplementary design of number 2342

2344: 2344 4-(23,11,11628) (complement has $\lambda=38760$)
design of number 2342 with respect to smaller t
derived from number 2345

2345: 2345 5-(24,12,11628) (complement has $\lambda=38760$)
Tran van Trung construction with supplementary design for design number 2342
Alltop construction for design number 2344
\cite{Bluskov}

2346: 2346 4-(23,12,17442) (complement has $\lambda=58140$)
design of number 2343 with respect to smaller t
supplementary design of number 2344
residual design of number 2345

2347: 2347 4-(22,12,10098) (complement has $\lambda=33660$)
residual design of number 2343

2348: 2348 4-(24,12,29070) (complement has $\lambda=96900$)
Tran van Trung construction with supplementary design for design number 2344
design of number 2345 with respect to smaller t

2349: 2349 5-(23,11,5712) (complement has $\lambda=12852$)
TvT: 5-(22,10,1904) $\cup$ 5-(22,11,3808)

2350: 2350 5-(23,12,9792) (complement has $\lambda=22032$)
supplementary design of number 2349

2351: 2351 4-(23,11,15504) (complement has $\lambda=34884$)
design of number 2349 with respect to smaller t
derived from number 2352

2352: 2352 5-(24,12,15504) (complement has $\lambda=34884$)
Tran van Trung construction with supplementary design for design number 2349
Alltop construction for design number 2351
\cite{Bluskov}
Tran van Trung construction from 5-(23,11,5712)

2353: 2353 4-(23,12,23256) (complement has $\lambda=52326$)
design of number 2350 with respect to smaller t
supplementary design of number 2351
residual design of number 2352

2354: 2354 4-(22,12,13464) (complement has $\lambda=30294$)
residual design of number 2350

2355: 2355 4-(24,12,38760) (complement has $\lambda=87210$)
Tran van Trung construction with supplementary design for design number 2351
design of number 2352 with respect to smaller t

2356: 2356 5-(23,11,6552) (complement has $\lambda=12012$)
TvT: 5-(22,10,2184) $\cup$ 5-(22,11,4368)

2357: 2357 5-(23,12,11232) (complement has $\lambda=20592$)
supplementary design of number 2356

2358: 2358 4-(23,11,17784) (complement has $\lambda=32604$)
design of number 2356 with respect to smaller t
derived from number 2360
residual design of number 2699

2359: 2359 4-(22,10,6552) (complement has $\lambda=12012$)
derived from number 2356
residual design of number 7835
design of number 7836 with respect to smaller t

2360: 2360 5-(24,12,17784) (complement has $\lambda=32604$)
Tran van Trung construction with supplementary design for design number 2356
Alltop construction for design number 2358

2361: 2361 4-(23,12,26676) (complement has $\lambda=48906$)
design of number 2357 with respect to smaller t
supplementary design of number 2358
residual design of number 2360

2362: 2362 4-(22,12,15444) (complement has $\lambda=28314$)
residual design of number 2357

2363: 2363 4-(24,12,44460) (complement has $\lambda=81510$)
Tran van Trung construction with supplementary design for design number 2358
design of number 2360 with respect to smaller t
residual design of number 3811
derived from number 3812

2364: 2364 5-(23,11,7140) (complement has $\lambda=11424$)
TvT: 5-(22,10,2380) $\cup$ 5-(22,11,4760)

2365: 2365 5-(23,12,12240) (complement has $\lambda=19584$)
supplementary design of number 2364

2366: 2366 4-(23,11,19380) (complement has $\lambda=31008$)
design of number 2364 with respect to smaller t
derived from number 2367

2367: 2367 5-(24,12,19380) (complement has $\lambda=31008$)
Tran van Trung construction with supplementary design for design number 2364
Alltop construction for design number 2366
\cite{Bluskov}

2368: 2368 4-(23,12,29070) (complement has $\lambda=46512$)
design of number 2365 with respect to smaller t
supplementary design of number 2366
residual design of number 2367

2369: 2369 4-(22,12,16830) (complement has $\lambda=26928$)
residual design of number 2365

2370: 2370 4-(24,12,48450) (complement has $\lambda=77520$)
Tran van Trung construction with supplementary design for design number 2366
design of number 2367 with respect to smaller t

2371: 2371 5-(23,11,8568) (complement has $\lambda=9996$)
TvT: 5-(22,10,2856) $\cup$ 5-(22,11,5712)
design of number 11500 with respect to smaller t
derived from number 11502

2372: 2372 5-(23,12,14688) (complement has $\lambda=17136$)
supplementary design of number 2371
design of number 11501 with respect to smaller t
residual design of number 11502

2373: 2373 4-(23,11,23256) (complement has $\lambda=27132$)
design of number 2371 with respect to smaller t
derived from number 2374

2374: 2374 5-(24,12,23256) (complement has $\lambda=27132$)
Tran van Trung construction with supplementary design for design number 2371
Alltop construction for design number 2373
\cite{Bluskov}
design of number 11502 with respect to smaller t

2375: 2375 4-(23,12,34884) (complement has $\lambda=40698$)
design of number 2372 with respect to smaller t
supplementary design of number 2373
residual design of number 2374

2376: 2376 4-(22,12,20196) (complement has $\lambda=23562$)
residual design of number 2372
design of number 11504 with respect to smaller t

2377: 2377 4-(24,12,58140) (complement has $\lambda=67830$)
Tran van Trung construction with supplementary design for design number 2373
design of number 2374 with respect to smaller t

2378: 2378 5-(23,11,8736) (complement has $\lambda=9828$)
TvT: 5-(22,10,2912) $\cup$ 5-(22,11,5824)

2379: 2379 5-(23,12,14976) (complement has $\lambda=16848$)
supplementary design of number 2378

2380: 2380 4-(23,11,23712) (complement has $\lambda=26676$)
design of number 2378 with respect to smaller t
derived from number 2381
residual design of number 2664

2381: 2381 5-(24,12,23712) (complement has $\lambda=26676$)
Tran van Trung construction with supplementary design for design number 2378
Alltop construction for design number 2380

2382: 2382 4-(23,12,35568) (complement has $\lambda=40014$)
design of number 2379 with respect to smaller t
supplementary design of number 2380
residual design of number 2381

2383: 2383 4-(22,12,20592) (complement has $\lambda=23166$)
residual design of number 2379

2384: 2384 4-(24,12,59280) (complement has $\lambda=66690$)
Tran van Trung construction with supplementary design for design number 2380
design of number 2381 with respect to smaller t
residual design of number 3818
derived from number 3819

2385: 2385 5-(23,11,9282) (selfcomplementary)
derived 6-(24,12,9282) Halving of the complete design
derived from number 2389
derived from complement of number 2389

2386: 2386 5-(23,12,15912) (selfcomplementary)
supplementary design of number 2385
residual design of number 2389
residual design of complement of number 2389

2387: 2387 4-(23,11,25194) (selfcomplementary)
design of number 2385 with respect to smaller t
complementary design of number 2385 with respect to smaller t
derived from number 2388
derived from complement of number 2388
residual design of number 2667
residual design of complement of number 2667

2388: 2388 5-(24,12,25194) (selfcomplementary)
Tran van Trung construction with supplementary design for design number 2385
Alltop construction for design number 2387
design of number 2389 with respect to smaller t
complementary design of number 2389 with respect to smaller t
reduced 6-(24,12,9282) Halving of the complete design

2389: 2389 6-(24,12,9282) (selfcomplementary)
Alltop construction for design number 2385
PSL(2,23) (many isom. types) Halving of the complete design

2390: 2390 4-(23,12,37791) (selfcomplementary)
design of number 2386 with respect to smaller t
complementary design of number 2386 with respect to smaller t
supplementary design of number 2387
residual design of number 2388
residual design of complement of number 2388

2391: 2391 4-(22,12,21879) (selfcomplementary)
residual design of number 2386
residual design of complement of number 2386

2392: 2392 4-(24,12,62985) (selfcomplementary)
Tran van Trung construction with supplementary design for design number 2387
design of number 2388 with respect to smaller t
complementary design of number 2388 with respect to smaller t
residual design of number 3825
residual design of complement of number 3825
derived from number 3826
derived from complement of number 3826

2393: 2393 5-(23,8,96) (complement has $\lambda=720$)
TvT: 5-(22,7,16) $\cup$ 5-(22,8,80)

2394: 2394 4-(23,8,456) (complement has $\lambda=3420$)
design of number 2393 with respect to smaller t
derived from number 10993

2395: 2395 5-(23,9,270) (complement has $\lambda=2790$)
TvT: 5-(22,8,60) $\cup$ 5-(22,9,210)

2396: 2396 4-(23,9,1026) (complement has $\lambda=10602$)
design of number 2395 with respect to smaller t
residual design of number 3604
derived from number 10889

2397: 2397 5-(24,10,1008) (complement has $\lambda=10620$)
\cite{Driessen78}

2398: 2398 4-(24,10,3360) (complement has $\lambda=35400$)
design of number 2397 with respect to smaller t

2399: 2399 4-(23,9,1008) (complement has $\lambda=10620$)
derived from number 2397

2400: 2400 4-(23,10,2352) (complement has $\lambda=24780$)
residual design of number 2397

2401: 2401 5-(24,10,108) (complement has $\lambda=11520$)
$PSL(2,23)$ (7 isomorphism types) \cite{KitazumeMunemasa97}

2402: 2402 4-(24,10,360) (complement has $\lambda=38400$)
design of number 2401 with respect to smaller t
residual design of number 3726

2403: 2403 4-(23,9,108) (complement has $\lambda=11520$)
derived from number 2401
residual design of number 3607

2404: 2404 4-(23,10,252) (complement has $\lambda=26880$)
residual design of number 2401

2405: 2405 5-(24,10,126) (complement has $\lambda=11502$)
$PSL(2,23)$ (2 isomorphism types) \cite{KitazumeMunemasa97}

2406: 2406 4-(24,10,420) (complement has $\lambda=38340$)
design of number 2405 with respect to smaller t
residual design of number 3728

2407: 2407 4-(23,9,126) (complement has $\lambda=11502$)
derived from number 2405
residual design of number 3613

2408: 2408 4-(23,10,294) (complement has $\lambda=26838$)
residual design of number 2405

2409: 2409 5-(24,10,144) (complement has $\lambda=11484$)
$PGL(2,23)$ (1 isomorphism type) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (20 isomorphism types) \cite{KitazumeMunemasa97}

2410: 2410 4-(24,10,480) (complement has $\lambda=38280$)
design of number 2409 with respect to smaller t
residual design of number 3730
derived from number 3802

2411: 2411 4-(23,9,144) (complement has $\lambda=11484$)
derived from number 2409
residual design of number 3628

2412: 2412 4-(23,10,336) (complement has $\lambda=26796$)
residual design of number 2409
derived from number 2676

2413: 2413 5-(24,10,162) (complement has $\lambda=11466$)
$PSL(2,23)$ (28 isomorphism types) \cite{KitazumeMunemasa97}

2414: 2414 4-(24,10,540) (complement has $\lambda=38220$)
design of number 2413 with respect to smaller t
residual design of number 3732

2415: 2415 4-(23,9,162) (complement has $\lambda=11466$)
derived from number 2413
residual design of number 3639

2416: 2416 4-(23,10,378) (complement has $\lambda=26754$)
residual design of number 2413

2417: 2417 5-(24,10,1674) (complement has $\lambda=9954$)
$PSL(2,23)$

2418: 2418 4-(24,10,5580) (complement has $\lambda=33180$)
design of number 2417 with respect to smaller t

2419: 2419 4-(23,9,1674) (complement has $\lambda=9954$)
derived from number 2417

2420: 2420 4-(23,10,3906) (complement has $\lambda=23226$)
residual design of number 2417

2421: 2421 5-(24,10,1692) (complement has $\lambda=9936$)
$PSL(2,23)$

2422: 2422 4-(24,10,5640) (complement has $\lambda=33120$)
design of number 2421 with respect to smaller t

2423: 2423 4-(23,9,1692) (complement has $\lambda=9936$)
derived from number 2421

2424: 2424 4-(23,10,3948) (complement has $\lambda=23184$)
residual design of number 2421

2425: 2425 5-(24,10,1764) (complement has $\lambda=9864$)
$PSL(2,23)$

2426: 2426 4-(24,10,5880) (complement has $\lambda=32880$)
design of number 2425 with respect to smaller t

2427: 2427 4-(23,9,1764) (complement has $\lambda=9864$)
derived from number 2425

2428: 2428 4-(23,10,4116) (complement has $\lambda=23016$)
residual design of number 2425

2429: 2429 5-(24,10,1782) (complement has $\lambda=9846$)
$PSL(2,23)$

2430: 2430 4-(24,10,5940) (complement has $\lambda=32820$)
design of number 2429 with respect to smaller t

2431: 2431 4-(23,9,1782) (complement has $\lambda=9846$)
derived from number 2429

2432: 2432 4-(23,10,4158) (complement has $\lambda=22974$)
residual design of number 2429

2433: 2433 5-(24,10,180) (complement has $\lambda=11448$)
$PSL(2,23)$ (45 isomorphism types) \cite{KitazumeMunemasa97}
\cite{Driessen78}

2434: 2434 4-(24,10,600) (complement has $\lambda=38160$)
design of number 2433 with respect to smaller t
residual design of number 3734

2435: 2435 4-(23,9,180) (complement has $\lambda=11448$)
derived from number 2433
residual design of number 3646

2436: 2436 4-(23,10,420) (complement has $\lambda=26712$)
residual design of number 2433

2437: 2437 5-(24,10,198) (complement has $\lambda=11430$)
$PSL(2,23)$ (100 isomorphism types) \cite{KitazumeMunemasa97}

2438: 2438 4-(24,10,660) (complement has $\lambda=38100$)
design of number 2437 with respect to smaller t
residual design of number 3736

2439: 2439 4-(23,9,198) (complement has $\lambda=11430$)
derived from number 2437
residual design of number 3649

2440: 2440 4-(23,10,462) (complement has $\lambda=26670$)
residual design of number 2437

2441: 2441 5-(24,10,2052) (complement has $\lambda=9576$)
$PSL(2,23)$ (many isomorphism types)

2442: 2442 4-(24,10,6840) (complement has $\lambda=31920$)
design of number 2441 with respect to smaller t

2443: 2443 4-(23,9,2052) (complement has $\lambda=9576$)
derived from number 2441
design of number 10825 with respect to smaller t

2444: 2444 4-(23,10,4788) (complement has $\lambda=22344$)
residual design of number 2441

2445: 2445 5-(24,10,2088) (complement has $\lambda=9540$)
$PSL(2,23)$ (many isomorphism types)

2446: 2446 4-(23,9,2088) (complement has $\lambda=9540$)
derived from number 2445
residual design of number 3652

2447: 2447 4-(23,10,4872) (complement has $\lambda=22260$)
residual design of number 2445

2448: 2448 5-(24,10,216) (complement has $\lambda=11412$)
$PGL(2,23)$ (3 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (185 isomorphism types) \cite{KitazumeMunemasa97}

2449: 2449 4-(24,10,720) (complement has $\lambda=38040$)
design of number 2448 with respect to smaller t
residual design of number 3738

2450: 2450 4-(23,9,216) (complement has $\lambda=11412$)
derived from number 2448
residual design of number 3662

2451: 2451 4-(23,10,504) (complement has $\lambda=26628$)
residual design of number 2448

2452: 2452 5-(24,10,234) (complement has $\lambda=11394$)
$PSL(2,23)$ (248 isomorphism types) \cite{KitazumeMunemasa97}

2453: 2453 4-(24,10,780) (complement has $\lambda=37980$)
design of number 2452 with respect to smaller t
residual design of number 3740

2454: 2454 4-(23,9,234) (complement has $\lambda=11394$)
derived from number 2452
residual design of number 3680

2455: 2455 4-(23,10,546) (complement has $\lambda=26586$)
residual design of number 2452

2456: 2456 5-(24,10,252) (complement has $\lambda=11376$)
$PSL(2,23)$ (689 isomorphism types) \cite{KitazumeMunemasa97}

2457: 2457 4-(24,10,840) (complement has $\lambda=37920$)
design of number 2456 with respect to smaller t
residual design of number 3742

2458: 2458 4-(23,9,252) (complement has $\lambda=11376$)
derived from number 2456
residual design of number 3691

2459: 2459 4-(23,10,588) (complement has $\lambda=26544$)
residual design of number 2456

2460: 2460 5-(24,10,2538) (complement has $\lambda=9090$)
$PSL(2,23)$

2461: 2461 4-(24,10,8460) (complement has $\lambda=30300$)
design of number 2460 with respect to smaller t

2462: 2462 4-(23,9,2538) (complement has $\lambda=9090$)
derived from number 2460

2463: 2463 4-(23,10,5922) (complement has $\lambda=21210$)
residual design of number 2460

2464: 2464 5-(24,10,270) (complement has $\lambda=11358$)
$PSL(2,23)$ (691 isomorphism types) \cite{KitazumeMunemasa97}

2465: 2465 4-(24,10,900) (complement has $\lambda=37860$)
design of number 2464 with respect to smaller t
residual design of number 3744

2466: 2466 4-(23,9,270) (complement has $\lambda=11358$)
derived from number 2464
residual design of number 3705

2467: 2467 4-(23,10,630) (complement has $\lambda=26502$)
residual design of number 2464

2468: 2468 5-(24,10,288) (complement has $\lambda=11340$)
$PGL(2,23)$ (4 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (1783 isomorphism types) \cite{KitazumeMunemasa97}

2469: 2469 4-(24,10,960) (complement has $\lambda=37800$)
design of number 2468 with respect to smaller t
residual design of number 3746

2470: 2470 4-(23,9,288) (complement has $\lambda=11340$)
derived from number 2468
residual design of number 3712

2471: 2471 4-(23,10,672) (complement has $\lambda=26460$)
residual design of number 2468

2472: 2472 5-(24,10,3042) (complement has $\lambda=8586$)
$PSL(2,23)$ (many isomorphism types)

2473: 2473 4-(24,10,10140) (complement has $\lambda=28620$)
design of number 2472 with respect to smaller t
derived from number 8781

2474: 2474 4-(23,9,3042) (complement has $\lambda=8586$)
derived from number 2472

2475: 2475 4-(23,10,7098) (complement has $\lambda=20034$)
residual design of number 2472

2476: 2476 5-(24,10,306) (complement has $\lambda=11322$)
$PSL(2,23)$ (2038 isomorphism types) \cite{KitazumeMunemasa97}

2477: 2477 4-(24,10,1020) (complement has $\lambda=37740$)
design of number 2476 with respect to smaller t
residual design of number 3748

2478: 2478 4-(23,9,306) (complement has $\lambda=11322$)
derived from number 2476
residual design of number 3231

2479: 2479 4-(23,10,714) (complement has $\lambda=26418$)
residual design of number 2476

2480: 2480 5-(24,10,324) (complement has $\lambda=11304$)
$PGL(2,23)$ (2 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (3716 isomorphism types) \cite{KitazumeMunemasa97}

2481: 2481 4-(24,10,1080) (complement has $\lambda=37680$)
design of number 2480 with respect to smaller t
residual design of number 3754

2482: 2482 4-(23,9,324) (complement has $\lambda=11304$)
derived from number 2480
residual design of number 3238

2483: 2483 4-(23,10,756) (complement has $\lambda=26376$)
residual design of number 2480

2484: 2484 5-(24,10,342) (complement has $\lambda=11286$)
$PSL(2,23)$ (4929 isomorphism types) \cite{KitazumeMunemasa97}

2485: 2485 4-(24,10,1140) (complement has $\lambda=37620$)
design of number 2484 with respect to smaller t
residual design of number 3756

2486: 2486 4-(23,9,342) (complement has $\lambda=11286$)
derived from number 2484
residual design of number 3264

2487: 2487 4-(23,10,798) (complement has $\lambda=26334$)
residual design of number 2484

2488: 2488 5-(24,10,36) (complement has $\lambda=11592$)
$PSL(2,23)$ (1 isomorphism type) \cite{KitazumeMunemasa97} block-transitive

2489: 2489 4-(24,10,120) (complement has $\lambda=38640$)
design of number 2488 with respect to smaller t
residual design of number 3758

2490: 2490 4-(23,9,36) (complement has $\lambda=11592$)
derived from number 2488
residual design of number 3294

2491: 2491 4-(23,10,84) (complement has $\lambda=27048$)
residual design of number 2488

2492: 2492 5-(24,10,360) (complement has $\lambda=11268$)
$PGL(2,23)$ (3 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (8211 isomorphism types) \cite{KitazumeMunemasa97}

2493: 2493 4-(24,10,1200) (complement has $\lambda=37560$)
design of number 2492 with respect to smaller t
residual design of number 3760

2494: 2494 4-(23,9,360) (complement has $\lambda=11268$)
derived from number 2492
residual design of number 3296

2495: 2495 4-(23,10,840) (complement has $\lambda=26292$)
residual design of number 2492

2496: 2496 5-(24,10,378) (complement has $\lambda=11250$)
$PSL(2,23)$ (9082 isomorphism types) \cite{KitazumeMunemasa97}

2497: 2497 4-(24,10,1260) (complement has $\lambda=37500$)
design of number 2496 with respect to smaller t
residual design of number 3762

2498: 2498 4-(23,9,378) (complement has $\lambda=11250$)
derived from number 2496
residual design of number 3302

2499: 2499 4-(23,10,882) (complement has $\lambda=26250$)
residual design of number 2496

2500: 2500 5-(24,10,396) (complement has $\lambda=11232$)
$PGL(2,23)$ (2 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (15526 isomorphism types) \cite{KitazumeMunemasa97}

2501: 2501 4-(24,10,1320) (complement has $\lambda=37440$)
design of number 2500 with respect to smaller t
residual design of number 3764

2502: 2502 4-(23,9,396) (complement has $\lambda=11232$)
derived from number 2500
residual design of number 3325

2503: 2503 4-(23,10,924) (complement has $\lambda=26208$)
residual design of number 2500

2504: 2504 5-(24,10,414) (complement has $\lambda=11214$)
$PSL(2,23)$ (14714 isomorphism types) \cite{KitazumeMunemasa97}

2505: 2505 4-(24,10,1380) (complement has $\lambda=37380$)
design of number 2504 with respect to smaller t
residual design of number 3766

2506: 2506 4-(23,9,414) (complement has $\lambda=11214$)
derived from number 2504
residual design of number 3352

2507: 2507 4-(23,10,966) (complement has $\lambda=26166$)
residual design of number 2504

2508: 2508 5-(24,10,432) (complement has $\lambda=11196$)
$PGL(2,23)$ (4 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (23725 isomorphism types) \cite{KitazumeMunemasa97}

2509: 2509 4-(24,10,1440) (complement has $\lambda=37320$)
design of number 2508 with respect to smaller t
residual design of number 3768

2510: 2510 4-(23,9,432) (complement has $\lambda=11196$)
derived from number 2508
residual design of number 3375

2511: 2511 4-(23,10,1008) (complement has $\lambda=26124$)
residual design of number 2508

2512: 2512 5-(24,10,450) (complement has $\lambda=11178$)
$PSL(2,23)$ (21430 isomorphism types) \cite{KitazumeMunemasa97}

2513: 2513 4-(24,10,1500) (complement has $\lambda=37260$)
design of number 2512 with respect to smaller t
residual design of number 3770

2514: 2514 4-(23,9,450) (complement has $\lambda=11178$)
derived from number 2512
residual design of number 3393

2515: 2515 4-(23,10,1050) (complement has $\lambda=26082$)
residual design of number 2512

2516: 2516 5-(24,10,468) (complement has $\lambda=11160$)
$PSL(2,23)$ (30825 isomorphism types) \cite{KitazumeMunemasa97}

2517: 2517 4-(24,10,1560) (complement has $\lambda=37200$)
design of number 2516 with respect to smaller t
residual design of number 3772

2518: 2518 4-(23,9,468) (complement has $\lambda=11160$)
derived from number 2516
residual design of number 3420

2519: 2519 4-(23,10,1092) (complement has $\lambda=26040$)
residual design of number 2516

2520: 2520 5-(24,10,486) (complement has $\lambda=11142$)
$PSL(2,23)$ (26361 isomorphism types) \cite{KitazumeMunemasa97}

2521: 2521 4-(24,10,1620) (complement has $\lambda=37140$)
design of number 2520 with respect to smaller t

2522: 2522 4-(23,9,486) (complement has $\lambda=11142$)
derived from number 2520

2523: 2523 4-(23,10,1134) (complement has $\lambda=25998$)
residual design of number 2520

2524: 2524 5-(24,10,504) (complement has $\lambda=11124$)
$PGL(2,23)$ (6 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (42919 isomorphism types) \cite{KitazumeMunemasa97}

2525: 2525 4-(24,10,1680) (complement has $\lambda=37080$)
design of number 2524 with respect to smaller t

2526: 2526 4-(23,9,504) (complement has $\lambda=11124$)
derived from number 2524

2527: 2527 4-(23,10,1176) (complement has $\lambda=25956$)
residual design of number 2524

2528: 2528 5-(24,10,522) (complement has $\lambda=11106$)
$PSL(2,23)$ (27825 isomorphism types) \cite{KitazumeMunemasa97}

2529: 2529 4-(24,10,1740) (complement has $\lambda=37020$)
design of number 2528 with respect to smaller t

2530: 2530 4-(23,9,522) (complement has $\lambda=11106$)
derived from number 2528

2531: 2531 4-(23,10,1218) (complement has $\lambda=25914$)
residual design of number 2528

2532: 2532 5-(24,10,5310) (complement has $\lambda=6318$)
$PSL(2,23)$ (many isomorphism types)

2533: 2533 4-(24,10,17700) (complement has $\lambda=21060$)
design of number 2532 with respect to smaller t
residual design of number 8742
derived from number 8743

2534: 2534 4-(23,9,5310) (complement has $\lambda=6318$)
derived from number 2532

2535: 2535 4-(23,10,12390) (complement has $\lambda=14742$)
residual design of number 2532

2536: 2536 5-(24,10,540) (complement has $\lambda=11088$)
$PSL(2,23)$ (52255 isomorphism types) \cite{KitazumeMunemasa97}
\cite{Driessen78}

2537: 2537 4-(24,10,1800) (complement has $\lambda=36960$)
design of number 2536 with respect to smaller t
residual design of number 3774

2538: 2538 4-(23,9,540) (complement has $\lambda=11088$)
derived from number 2536
residual design of number 3517

2539: 2539 4-(23,10,1260) (complement has $\lambda=25872$)
residual design of number 2536

2540: 2540 5-(24,10,5400) (complement has $\lambda=6228$)
$PSL(2,23)$ (many isomorphism types)

2541: 2541 4-(24,10,18000) (complement has $\lambda=20760$)
design of number 2540 with respect to smaller t
residual design of number 8553
derived from number 8554

2542: 2542 4-(23,9,5400) (complement has $\lambda=6228$)
derived from number 2540

2543: 2543 4-(23,10,12600) (complement has $\lambda=14532$)
residual design of number 2540

2544: 2544 5-(24,10,5526) (complement has $\lambda=6102$)
$PSL(2,23)$ (many isomorphism types)

2545: 2545 4-(24,10,18420) (complement has $\lambda=20340$)
design of number 2544 with respect to smaller t
residual design of number 3776

2546: 2546 4-(23,9,5526) (complement has $\lambda=6102$)
derived from number 2544
residual design of number 3538

2547: 2547 4-(23,10,12894) (complement has $\lambda=14238$)
residual design of number 2544

2548: 2548 5-(24,10,5544) (complement has $\lambda=6084$)
$PSL(2,23)$ (many isomorphism types)

2549: 2549 4-(24,10,18480) (complement has $\lambda=20280$)
design of number 2548 with respect to smaller t
residual design of number 3778
derived from number 3797

2550: 2550 4-(23,9,5544) (complement has $\lambda=6084$)
derived from number 2548
residual design of number 3541

2551: 2551 4-(23,10,12936) (complement has $\lambda=14196$)
residual design of number 2548
derived from number 6201

2552: 2552 5-(24,10,5562) (complement has $\lambda=6066$)
$PSL(2,23)$ (many isomorphism types)

2553: 2553 4-(24,10,18540) (complement has $\lambda=20220$)
design of number 2552 with respect to smaller t

2554: 2554 4-(23,9,5562) (complement has $\lambda=6066$)
derived from number 2552

2555: 2555 4-(23,10,12978) (complement has $\lambda=14154$)
residual design of number 2552

2556: 2556 5-(24,10,558) (complement has $\lambda=11070$)
$PSL(2,23)$ (27210 isomorphism types) \cite{KitazumeMunemasa97}

2557: 2557 4-(24,10,1860) (complement has $\lambda=36900$)
design of number 2556 with respect to smaller t

2558: 2558 4-(23,9,558) (complement has $\lambda=11070$)
derived from number 2556

2559: 2559 4-(23,10,1302) (complement has $\lambda=25830$)
residual design of number 2556

2560: 2560 5-(24,10,5598) (complement has $\lambda=6030$)
$PSL(2,23)$ (many isomorphism types)

2561: 2561 4-(24,10,18660) (complement has $\lambda=20100$)
design of number 2560 with respect to smaller t

2562: 2562 4-(23,9,5598) (complement has $\lambda=6030$)
derived from number 2560

2563: 2563 4-(23,10,13062) (complement has $\lambda=14070$)
residual design of number 2560

2564: 2564 5-(24,10,5652) (complement has $\lambda=5976$)
$PSL(2,23)$ (many isomorphism types)

2565: 2565 4-(24,10,18840) (complement has $\lambda=19920$)
design of number 2564 with respect to smaller t

2566: 2566 4-(23,9,5652) (complement has $\lambda=5976$)
derived from number 2564

2567: 2567 4-(23,10,13188) (complement has $\lambda=13944$)
residual design of number 2564

2568: 2568 5-(24,10,5724) (complement has $\lambda=5904$)
$PSL(2,23)$ (many isomorphism types)

2569: 2569 4-(24,10,19080) (complement has $\lambda=19680$)
design of number 2568 with respect to smaller t
residual design of number 3780
derived from number 8582

2570: 2570 4-(23,9,5724) (complement has $\lambda=5904$)
derived from number 2568
residual design of number 3564

2571: 2571 4-(23,10,13356) (complement has $\lambda=13776$)
residual design of number 2568

2572: 2572 5-(24,10,576) (complement has $\lambda=11052$)
$PGL(2,23)$ (6 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (41169 isomorphism types) \cite{KitazumeMunemasa97}

2573: 2573 4-(24,10,1920) (complement has $\lambda=36840$)
design of number 2572 with respect to smaller t

2574: 2574 4-(23,9,576) (complement has $\lambda=11052$)
derived from number 2572

2575: 2575 4-(23,10,1344) (complement has $\lambda=25788$)
residual design of number 2572

2576: 2576 5-(24,10,5760) (complement has $\lambda=5868$)
$PSL(2,23)$ (many isomorphism types)

2577: 2577 4-(24,10,19200) (complement has $\lambda=19560$)
design of number 2576 with respect to smaller t
residual design of number 3782

2578: 2578 4-(23,9,5760) (complement has $\lambda=5868$)
derived from number 2576
residual design of number 3571

2579: 2579 4-(23,10,13440) (complement has $\lambda=13692$)
residual design of number 2576

2580: 2580 5-(24,10,5814) (selfcomplementary)
$PSL(2,23)$ (many isomorphism types) halving of complete design!
design of number 5662 with respect to smaller t
complementary design of number 5662 with respect to smaller t
residual design of number 5788
residual design of complement of number 5788

2581: 2581 4-(24,10,19380) (selfcomplementary)
design of number 2580 with respect to smaller t
complementary design of number 2580 with respect to smaller t
residual design of number 3787
residual design of complement of number 3787
derived from number 3800
derived from complement of number 3800

2582: 2582 4-(23,9,5814) (selfcomplementary)
derived from number 2580
derived from complement of number 2580
residual design of number 3582
residual design of complement of number 3582
design of number 5661 with respect to smaller t
complementary design of number 5661 with respect to smaller t

2583: 2583 5-(24,10,594) (complement has $\lambda=11034$)
$PSL(2,23)$ (23963 isomorphism types) \cite{KitazumeMunemasa97}

2584: 2584 4-(24,10,1980) (complement has $\lambda=36780$)
design of number 2583 with respect to smaller t

2585: 2585 4-(23,9,594) (complement has $\lambda=11034$)
derived from number 2583

2586: 2586 4-(23,10,1386) (complement has $\lambda=25746$)
residual design of number 2583

2587: 2587 5-(24,10,612) (complement has $\lambda=11016$)
$PGL(2,23)$ (3 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (26131 isomorphism types) \cite{KitazumeMunemasa97}

2588: 2588 4-(24,10,2040) (complement has $\lambda=36720$)
design of number 2587 with respect to smaller t

2589: 2589 4-(23,9,612) (complement has $\lambda=11016$)
derived from number 2587

2590: 2590 4-(23,10,1428) (complement has $\lambda=25704$)
residual design of number 2587

2591: 2591 5-(24,10,630) (complement has $\lambda=10998$)
$PSL(2,23)$ (16889 isomorphism types) \cite{KitazumeMunemasa97}

2592: 2592 4-(24,10,2100) (complement has $\lambda=36660$)
design of number 2591 with respect to smaller t
residual design of number 3789

2593: 2593 4-(23,9,630) (complement has $\lambda=10998$)
derived from number 2591
residual design of number 3585

2594: 2594 4-(23,10,1470) (complement has $\lambda=25662$)
residual design of number 2591

2595: 2595 5-(24,10,648) (complement has $\lambda=10980$)
$PGL(2,23)$ (3 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (19357 isomorphism types) \cite{KitazumeMunemasa97}

2596: 2596 4-(24,10,2160) (complement has $\lambda=36600$)
design of number 2595 with respect to smaller t

2597: 2597 4-(23,9,648) (complement has $\lambda=10980$)
derived from number 2595

2598: 2598 4-(23,10,1512) (complement has $\lambda=25620$)
residual design of number 2595

2599: 2599 5-(24,10,666) (complement has $\lambda=10962$)
$PSL(2,23)$ (10178 isomorphism types) \cite{KitazumeMunemasa97}

2600: 2600 4-(24,10,2220) (complement has $\lambda=36540$)
design of number 2599 with respect to smaller t

2601: 2601 4-(23,9,666) (complement has $\lambda=10962$)
derived from number 2599

2602: 2602 4-(23,10,1554) (complement has $\lambda=25578$)
residual design of number 2599

2603: 2603 5-(24,10,684) (complement has $\lambda=10944$)
$PGL(2,23)$ (4 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (12572 isomorphism types) \cite{KitazumeMunemasa97}

2604: 2604 4-(24,10,2280) (complement has $\lambda=36480$)
design of number 2603 with respect to smaller t

2605: 2605 4-(23,9,684) (complement has $\lambda=10944$)
derived from number 2603

2606: 2606 4-(23,10,1596) (complement has $\lambda=25536$)
residual design of number 2603

2607: 2607 5-(24,10,702) (complement has $\lambda=10926$)
$PSL(2,23)$ (6096 isomorphism types) \cite{KitazumeMunemasa97}

2608: 2608 4-(24,10,2340) (complement has $\lambda=36420$)
design of number 2607 with respect to smaller t

2609: 2609 4-(23,9,702) (complement has $\lambda=10926$)
derived from number 2607

2610: 2610 4-(23,10,1638) (complement has $\lambda=25494$)
residual design of number 2607

2611: 2611 5-(24,10,72) (complement has $\lambda=11556$)
$PGL(2,23)$ (1 isomorphism type) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (1 isomorphism type) \cite{KitazumeMunemasa97}

2612: 2612 4-(24,10,240) (complement has $\lambda=38520$)
design of number 2611 with respect to smaller t

2613: 2613 4-(23,9,72) (complement has $\lambda=11556$)
derived from number 2611

2614: 2614 4-(23,10,168) (complement has $\lambda=26964$)
residual design of number 2611

2615: 2615 5-(24,10,720) (complement has $\lambda=10908$)
$PGL(2,23)$ (1 isomorphism type) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (5975 isomorphism types) \cite{KitazumeMunemasa97}

2616: 2616 4-(23,9,720) (complement has $\lambda=10908$)
derived from number 2615
residual design of number 3588

2617: 2617 4-(23,10,1680) (complement has $\lambda=25452$)
residual design of number 2615

2618: 2618 5-(24,10,738) (complement has $\lambda=10890$)
$PSL(2,23)$ (3105 isomorphism types) \cite{KitazumeMunemasa97}

2619: 2619 4-(24,10,2460) (complement has $\lambda=36300$)
design of number 2618 with respect to smaller t

2620: 2620 4-(23,9,738) (complement has $\lambda=10890$)
derived from number 2618

2621: 2621 4-(23,10,1722) (complement has $\lambda=25410$)
residual design of number 2618

2622: 2622 5-(24,10,756) (complement has $\lambda=10872$)
$PGL(2,23)$ (1 isomorphism type) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (2341 isomorphism types) \cite{KitazumeMunemasa97}

2623: 2623 4-(24,10,2520) (complement has $\lambda=36240$)
design of number 2622 with respect to smaller t
residual design of number 3718

2624: 2624 4-(23,9,756) (complement has $\lambda=10872$)
derived from number 2622
residual design of number 3589

2625: 2625 4-(23,10,1764) (complement has $\lambda=25368$)
residual design of number 2622

2626: 2626 5-(24,10,774) (complement has $\lambda=10854$)
$PSL(2,23)$ (1163 isomorphism types) \cite{KitazumeMunemasa97}

2627: 2627 4-(23,9,774) (complement has $\lambda=10854$)
derived from number 2626
residual design of number 3591

2628: 2628 4-(23,10,1806) (complement has $\lambda=25326$)
residual design of number 2626

2629: 2629 5-(24,10,792) (complement has $\lambda=10836$)
$PGL(2,23)$ (1 isomorphism type) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (1052 isomorphism types) \cite{KitazumeMunemasa97}

2630: 2630 4-(24,10,2640) (complement has $\lambda=36120$)
design of number 2629 with respect to smaller t
residual design of number 3720

2631: 2631 4-(23,9,792) (complement has $\lambda=10836$)
derived from number 2629
residual design of number 3593

2632: 2632 4-(23,10,1848) (complement has $\lambda=25284$)
residual design of number 2629

2633: 2633 5-(24,10,810) (complement has $\lambda=10818$)
$PSL(2,23)$ (356 isomorphism types) \cite{KitazumeMunemasa97}

2634: 2634 4-(24,10,2700) (complement has $\lambda=36060$)
design of number 2633 with respect to smaller t

2635: 2635 4-(23,9,810) (complement has $\lambda=10818$)
derived from number 2633

2636: 2636 4-(23,10,1890) (complement has $\lambda=25242$)
residual design of number 2633

2637: 2637 5-(24,10,828) (complement has $\lambda=10800$)
$PSL(2,23)$ (416 isomorphism types) \cite{KitazumeMunemasa97}

2638: 2638 4-(24,10,2760) (complement has $\lambda=36000$)
design of number 2637 with respect to smaller t

2639: 2639 4-(23,9,828) (complement has $\lambda=10800$)
derived from number 2637

2640: 2640 4-(23,10,1932) (complement has $\lambda=25200$)
residual design of number 2637

2641: 2641 5-(24,10,846) (complement has $\lambda=10782$)
$PSL(2,23)$ (139 isomorphism types) \cite{KitazumeMunemasa97}

2642: 2642 4-(24,10,2820) (complement has $\lambda=35940$)
design of number 2641 with respect to smaller t
residual design of number 3722

2643: 2643 4-(23,9,846) (complement has $\lambda=10782$)
derived from number 2641
residual design of number 3596

2644: 2644 4-(23,10,1974) (complement has $\lambda=25158$)
residual design of number 2641

2645: 2645 5-(24,10,864) (complement has $\lambda=10764$)
$PSL(2,23)$ (117 isomorphism types) \cite{KitazumeMunemasa97}

2646: 2646 4-(24,10,2880) (complement has $\lambda=35880$)
design of number 2645 with respect to smaller t

2647: 2647 4-(23,9,864) (complement has $\lambda=10764$)
derived from number 2645

2648: 2648 4-(23,10,2016) (complement has $\lambda=25116$)
residual design of number 2645

2649: 2649 5-(24,10,882) (complement has $\lambda=10746$)
$PSL(2,23)$ (45 isomorphism types) \cite{KitazumeMunemasa97}

2650: 2650 4-(24,10,2940) (complement has $\lambda=35820$)
design of number 2649 with respect to smaller t

2651: 2651 4-(23,9,882) (complement has $\lambda=10746$)
derived from number 2649

2652: 2652 4-(23,10,2058) (complement has $\lambda=25074$)
residual design of number 2649

2653: 2653 5-(24,10,900) (complement has $\lambda=10728$)
$PSL(2,23)$ (14 isomorphism types) \cite{KitazumeMunemasa97}

2654: 2654 4-(24,10,3000) (complement has $\lambda=35760$)
design of number 2653 with respect to smaller t

2655: 2655 4-(23,9,900) (complement has $\lambda=10728$)
derived from number 2653

2656: 2656 4-(23,10,2100) (complement has $\lambda=25032$)
residual design of number 2653

2657: 2657 5-(24,10,918) (complement has $\lambda=10710$)
$PSL(2,23)$ (4 isomorphism types) \cite{KitazumeMunemasa97}

2658: 2658 4-(24,10,3060) (complement has $\lambda=35700$)
design of number 2657 with respect to smaller t
residual design of number 3724

2659: 2659 4-(23,9,918) (complement has $\lambda=10710$)
derived from number 2657
residual design of number 3599

2660: 2660 4-(23,10,2142) (complement has $\lambda=24990$)
residual design of number 2657

2661: 2661 5-(24,10,936) (complement has $\lambda=10692$)
$PSL(2,23)$ (4 isomorphism types) \cite{KitazumeMunemasa97}
$PSL(2,23)$ (4 isomorphism types) \cite{KitazumeMunemasa97}

2662: 2662 4-(23,9,936) (complement has $\lambda=10692$)
derived from number 2661
residual design of number 3602

2663: 2663 4-(23,10,2184) (complement has $\lambda=24948$)
residual design of number 2661

2664: 2664 5-(24,11,12768) (complement has $\lambda=14364$)
TvT: 5-(23,10,4032) $\cup$ 5-(23,11,8736)

2665: 2665 4-(24,11,36480) (complement has $\lambda=41040$)
design of number 2664 with respect to smaller t
residual design of number 3794
derived from number 3818

2666: 2666 4-(23,10,12768) (complement has $\lambda=14364$)
derived from number 2664
residual design of number 7841
design of number 7843 with respect to smaller t

2667: 2667 5-(24,11,13566) (selfcomplementary)
TvT: 5-(23,11,9282) $\cup$ 5-(23,10,4284) Halving of the complete design

2668: 2668 4-(24,11,38760) (selfcomplementary)
design of number 2667 with respect to smaller t
complementary design of number 2667 with respect to smaller t
residual design of number 3800
residual design of complement of number 3800
derived from number 3825
derived from complement of number 3825

2669: 2669 5-(24,11,2310) (complement has $\lambda=24822$)
\cite{Bluskov}

2670: 2670 4-(24,11,6600) (complement has $\lambda=70920$)
design of number 2669 with respect to smaller t
derived from number 3833

2671: 2671 4-(23,10,2310) (complement has $\lambda=24822$)
derived from number 2669

2672: 2672 4-(23,11,4290) (complement has $\lambda=46098$)
residual design of number 2669
derived from number 2675

2673: 2673 4-(23,12,6435) (complement has $\lambda=69147$)
supplementary design of number 2672
residual design of number 2675

2674: 2674 4-(24,12,10725) (complement has $\lambda=115245$)
Tran van Trung construction with supplementary design for design number 2672
design of number 2675 with respect to smaller t
residual design of number 3833
derived from number 3834

2675: 2675 5-(24,12,4290) (complement has $\lambda=46098$)
Alltop construction for design number 2672
\cite{Bluskov}

2676: 2676 5-(24,11,336) (complement has $\lambda=26796$)
\cite{Bluskov}

2677: 2677 4-(24,11,960) (complement has $\lambda=76560$)
design of number 2676 with respect to smaller t
residual design of number 3802
derived from number 3840

2678: 2678 4-(23,11,624) (complement has $\lambda=49764$)
residual design of number 2676
derived from number 2681

2679: 2679 4-(23,12,936) (complement has $\lambda=74646$)
supplementary design of number 2678
residual design of number 2681

2680: 2680 4-(24,12,1560) (complement has $\lambda=124410$)
Tran van Trung construction with supplementary design for design number 2678
design of number 2681 with respect to smaller t
residual design of number 3840
derived from number 3841

2681: 2681 5-(24,12,624) (complement has $\lambda=49764$)
Alltop construction for design number 2678

2682: 2682 5-(24,11,4032) (complement has $\lambda=23100$)
\cite{Bluskov}

2683: 2683 4-(23,10,4032) (complement has $\lambda=23100$)
derived from number 2682

2684: 2684 4-(23,11,7488) (complement has $\lambda=42900$)
residual design of number 2682
derived from number 2686

2685: 2685 4-(23,12,11232) (complement has $\lambda=64350$)
supplementary design of number 2684
residual design of number 2686

2686: 2686 5-(24,12,7488) (complement has $\lambda=42900$)
Alltop construction for design number 2684

2687: 2687 5-(24,11,4620) (complement has $\lambda=22512$)
\cite{Driessen78}

2688: 2688 4-(24,11,13200) (complement has $\lambda=64320$)
design of number 2687 with respect to smaller t
derived from number 3804

2689: 2689 4-(23,10,4620) (complement has $\lambda=22512$)
derived from number 2687

2690: 2690 4-(23,11,8580) (complement has $\lambda=41808$)
residual design of number 2687
derived from number 2693

2691: 2691 4-(23,12,12870) (complement has $\lambda=62712$)
supplementary design of number 2690
residual design of number 2693

2692: 2692 4-(24,12,21450) (complement has $\lambda=104520$)
Tran van Trung construction with supplementary design for design number 2690
design of number 2693 with respect to smaller t
residual design of number 3804
derived from number 3805

2693: 2693 5-(24,12,8580) (complement has $\lambda=41808$)
Alltop construction for design number 2690

2694: 2694 5-(24,11,4956) (complement has $\lambda=22176$)
\cite{Bluskov}

2695: 2695 4-(23,10,4956) (complement has $\lambda=22176$)
derived from number 2694

2696: 2696 4-(23,11,9204) (complement has $\lambda=41184$)
residual design of number 2694
derived from number 2698

2697: 2697 4-(23,12,13806) (complement has $\lambda=61776$)
supplementary design of number 2696
residual design of number 2698

2698: 2698 5-(24,12,9204) (complement has $\lambda=41184$)
Alltop construction for design number 2696

2699: 2699 5-(24,11,9576) (complement has $\lambda=17556$)
TvT: 5-(23,10,3024) $\cup$ 5-(23,11,6552)

2700: 2700 4-(24,11,27360) (complement has $\lambda=50160$)
design of number 2699 with respect to smaller t
residual design of number 3791
derived from number 3811

2701: 2701 4-(23,10,9576) (complement has $\lambda=17556$)
derived from number 2699
residual design of number 7833
design of number 7835 with respect to smaller t

2702: 2702 5-(24,12,14964) (complement has $\lambda=35424$)
\cite{Bluskov}
Alltop construction for design number 2704

2703: 2703 4-(24,12,37410) (complement has $\lambda=88560$)
design of number 2702 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2704

2704: 2704 4-(23,11,14964) (complement has $\lambda=35424$)
derived from number 2702

2705: 2705 4-(23,12,22446) (complement has $\lambda=53136$)
residual design of number 2702
supplementary design of number 2704

2706: 2706 5-(24,12,15540) (complement has $\lambda=34848$)
\cite{Bluskov}
Alltop construction for design number 2708

2707: 2707 4-(24,12,38850) (complement has $\lambda=87120$)
design of number 2706 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2708

2708: 2708 4-(23,11,15540) (complement has $\lambda=34848$)
derived from number 2706

2709: 2709 4-(23,12,23310) (complement has $\lambda=52272$)
residual design of number 2706
supplementary design of number 2708

2710: 2710 5-(24,12,17442) (complement has $\lambda=32946$)
\cite{Bluskov}
Alltop construction for design number 2712
Tran van Trung construction with supplementary design for design number 5609
design of number 5611 with respect to smaller t

2711: 2711 4-(24,12,43605) (complement has $\lambda=82365$)
design of number 2710 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2712

2712: 2712 4-(23,11,17442) (complement has $\lambda=32946$)
derived from number 2710
design of number 5609 with respect to smaller t

2713: 2713 4-(23,12,26163) (complement has $\lambda=49419$)
residual design of number 2710
supplementary design of number 2712
design of number 5613 with respect to smaller t

2714: 2714 5-(24,12,21318) (complement has $\lambda=29070$)
\cite{Bluskov}
Alltop construction for design number 2716

2715: 2715 4-(24,12,53295) (complement has $\lambda=72675$)
design of number 2714 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2716

2716: 2716 4-(23,11,21318) (complement has $\lambda=29070$)
derived from number 2714

2717: 2717 4-(23,12,31977) (complement has $\lambda=43605$)
residual design of number 2714
supplementary design of number 2716

2718: 2718 5-(24,12,4032) (complement has $\lambda=46356$)
\cite{Bluskov}
Alltop construction for design number 2720

2719: 2719 4-(24,12,10080) (complement has $\lambda=115890$)
design of number 2718 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2720

2720: 2720 4-(23,11,4032) (complement has $\lambda=46356$)
derived from number 2718

2721: 2721 4-(23,12,6048) (complement has $\lambda=69534$)
residual design of number 2718
supplementary design of number 2720

2722: 2722 5-(24,12,48) (complement has $\lambda=50340$)
\cite{AssmusMattson69c}
Alltop construction for design number 2724
\cite{Driessen}

2723: 2723 4-(24,12,120) (complement has $\lambda=125850$)
design of number 2722 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2724

2724: 2724 4-(23,11,48) (complement has $\lambda=50340$)
derived from number 2722

2725: 2725 4-(23,12,72) (complement has $\lambda=75510$)
residual design of number 2722
supplementary design of number 2724

2726: 2726 5-(24,12,576) (complement has $\lambda=49812$)
$PSL(2,23)$ (1 isomorphism type) \cite{AssmusMattson69c}
Alltop construction for design number 2728

2727: 2727 4-(24,12,1440) (complement has $\lambda=124530$)
design of number 2726 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2728

2728: 2728 4-(23,11,576) (complement has $\lambda=49812$)
derived from number 2726

2729: 2729 4-(23,12,864) (complement has $\lambda=74718$)
residual design of number 2726
supplementary design of number 2728

2730: 2730 5-(24,12,6336) (complement has $\lambda=44052$)
Alltop construction for design number 2732

2731: 2731 4-(24,12,15840) (complement has $\lambda=110130$)
design of number 2730 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2732

2732: 2732 4-(23,11,6336) (complement has $\lambda=44052$)
derived from number 2730

2733: 2733 4-(23,12,9504) (complement has $\lambda=66078$)
residual design of number 2730
supplementary design of number 2732

2734: 2734 5-(24,12,6384) (complement has $\lambda=44004$)
Alltop construction for design number 2736

2735: 2735 4-(24,12,15960) (complement has $\lambda=110010$)
design of number 2734 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2736

2736: 2736 4-(23,11,6384) (complement has $\lambda=44004$)
derived from number 2734

2737: 2737 4-(23,12,9576) (complement has $\lambda=66006$)
residual design of number 2734
supplementary design of number 2736

2738: 2738 5-(24,12,6912) (complement has $\lambda=43476$)
Alltop construction for design number 2740

2739: 2739 4-(24,12,17280) (complement has $\lambda=108690$)
design of number 2738 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2740

2740: 2740 4-(23,11,6912) (complement has $\lambda=43476$)
derived from number 2738

2741: 2741 4-(23,12,10368) (complement has $\lambda=65214$)
residual design of number 2738
supplementary design of number 2740

2742: 2742 5-(24,12,6960) (complement has $\lambda=43428$)
Alltop construction for design number 2744

2743: 2743 4-(24,12,17400) (complement has $\lambda=108570$)
design of number 2742 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2744

2744: 2744 4-(23,11,6960) (complement has $\lambda=43428$)
derived from number 2742

2745: 2745 4-(23,12,10440) (complement has $\lambda=65142$)
residual design of number 2742
supplementary design of number 2744

2746: 2746 5-(24,12,9690) (complement has $\lambda=40698$)
Alltop construction for design number 2748
Tran van Trung construction with supplementary design for design number 11484
design of number 11496 with respect to smaller t

2747: 2747 4-(24,12,24225) (complement has $\lambda=101745$)
design of number 2746 with respect to smaller t
Tran van Trung construction with supplementary design for design number 2748

2748: 2748 4-(23,11,9690) (complement has $\lambda=40698$)
derived from number 2746
design of number 11484 with respect to smaller t

2749: 2749 4-(23,12,14535) (complement has $\lambda=61047$)
residual design of number 2746
supplementary design of number 2748
design of number 11485 with respect to smaller t

2750: 2750 5-(24,6,1) (complement has $\lambda=18$)
\cite{Denniston76} $PSL(2,23)$ (3 isom. types)

2751: 2751 4-(24,6,10) (complement has $\lambda=180$)
design of number 2750 with respect to smaller t
derived from number 3847

2752: 2752 4-(23,5,1) (complement has $\lambda=18$)
derived from number 2750

2753: 2753 4-(23,6,9) (complement has $\lambda=162$)
residual design of number 2750
derived from number 2885

2754: 2754 5-(24,6,2) (complement has $\lambda=17$)
$PGL(2,11)\times C_2$ 1 isomorphism type, $PSL(2,11)\times C_2$ 611 solutions
$PGL(2,23)$ 6 isomorphism types, $PSL(2,23)$ 38 isomorphism types

2755: 2755 4-(24,6,20) (complement has $\lambda=170$)
design of number 2754 with respect to smaller t
derived from number 3849

2756: 2756 4-(23,5,2) (complement has $\lambda=17$)
derived from number 2754

2757: 2757 4-(23,6,18) (complement has $\lambda=153$)
residual design of number 2754
derived from number 2794

2758: 2758 5-(24,6,3) (complement has $\lambda=16$)
\cite{AssmusMattson69} $M_24$ 1 isomorphism type
$PGL(2,23)$ 3 isomorphism types

2759: 2759 4-(24,6,30) (complement has $\lambda=160$)
design of number 2758 with respect to smaller t
derived from number 3850

2760: 2760 4-(23,5,3) (complement has $\lambda=16$)
derived from number 2758

2761: 2761 4-(23,6,27) (complement has $\lambda=144$)
residual design of number 2758
derived from number 2805

2762: 2762 5-(24,6,4) (complement has $\lambda=15$)
$PGL(2,23)$ 18 isomorphism types
$PGL(2,11)\times C_2$ 392 solutions

2763: 2763 4-(24,6,40) (complement has $\lambda=150$)
design of number 2762 with respect to smaller t
derived from number 3851

2764: 2764 4-(23,5,4) (complement has $\lambda=15$)
derived from number 2762

2765: 2765 4-(23,6,36) (complement has $\lambda=135$)
residual design of number 2762
derived from number 2820

2766: 2766 5-(24,6,5) (complement has $\lambda=14$)
$PGL(2,23)$ 13 isomorphism types
$PGL(2,11)\times C_2$ 10118 solutions

2767: 2767 4-(24,6,50) (complement has $\lambda=140$)
design of number 2766 with respect to smaller t
derived from number 3853

2768: 2768 4-(23,5,5) (complement has $\lambda=14$)
derived from number 2766

2769: 2769 4-(23,6,45) (complement has $\lambda=126$)
residual design of number 2766
derived from number 2831

2770: 2770 5-(24,6,6) (complement has $\lambda=13$)
$PGL(2,23)$ 24 isomorphism types
$PGL(2,11)\times C_2$
derived from number 8000

2771: 2771 4-(24,6,60) (complement has $\lambda=130$)
design of number 2770 with respect to smaller t
derived from number 6296

2772: 2772 4-(23,5,6) (complement has $\lambda=13$)
derived from number 2770

2773: 2773 4-(23,6,54) (complement has $\lambda=117$)
residual design of number 2770
derived from number 2842

2774: 2774 5-(24,6,7) (complement has $\lambda=12$)
$PGL(2,23)$ 20 isomorphism types
$PGL(2,11)\times C_2$

2775: 2775 4-(24,6,70) (complement has $\lambda=120$)
design of number 2774 with respect to smaller t
derived from number 6299

2776: 2776 4-(23,5,7) (complement has $\lambda=12$)
derived from number 2774

2777: 2777 4-(23,6,63) (complement has $\lambda=108$)
residual design of number 2774
derived from number 2857

2778: 2778 5-(24,6,8) (complement has $\lambda=11$)
$PGL(2,23)$ 51 isomorphism types

2779: 2779 4-(24,6,80) (complement has $\lambda=110$)
design of number 2778 with respect to smaller t
derived from number 3855

2780: 2780 4-(23,5,8) (complement has $\lambda=11$)
derived from number 2778

2781: 2781 4-(23,6,72) (complement has $\lambda=99$)
residual design of number 2778
derived from number 2868

2782: 2782 5-(24,6,9) (complement has $\lambda=10$)
$PGL(2,23)$ 43 isomorphism types
$PGL(2,11)\times C_2$

2783: 2783 4-(24,6,90) (complement has $\lambda=100$)
design of number 2782 with respect to smaller t
derived from number 3857

2784: 2784 4-(23,5,9) (complement has $\lambda=10$)
derived from number 2782

2785: 2785 4-(23,6,81) (complement has $\lambda=90$)
residual design of number 2782
derived from number 2879

2786: 2786 5-(24,7,12) (complement has $\lambda=159$)
\cite{Kreheretal90}

2787: 2787 4-(24,7,80) (complement has $\lambda=1060$)
design of number 2786 with respect to smaller t

2788: 2788 4-(23,6,12) (complement has $\lambda=159$)
derived from number 2786

2789: 2789 4-(23,7,68) (complement has $\lambda=901$)
residual design of number 2786

2790: 2790 5-(24,7,15) (complement has $\lambda=156$)
\cite{Kreheretal90}

2791: 2791 4-(24,7,100) (complement has $\lambda=1040$)
design of number 2790 with respect to smaller t

2792: 2792 4-(23,6,15) (complement has $\lambda=156$)
derived from number 2790

2793: 2793 4-(23,7,85) (complement has $\lambda=884$)
residual design of number 2790

2794: 2794 5-(24,7,18) (complement has $\lambda=153$)
\cite{Kreheretal90}

2795: 2795 4-(24,7,120) (complement has $\lambda=1020$)
design of number 2794 with respect to smaller t
residual design of number 3849

2796: 2796 4-(23,7,102) (complement has $\lambda=867$)
residual design of number 2794

2797: 2797 5-(24,7,21) (complement has $\lambda=150$)
\cite{Kreheretal90}

2798: 2798 4-(24,7,140) (complement has $\lambda=1000$)
design of number 2797 with respect to smaller t

2799: 2799 4-(23,6,21) (complement has $\lambda=150$)
derived from number 2797

2800: 2800 4-(23,7,119) (complement has $\lambda=850$)
residual design of number 2797

2801: 2801 5-(24,7,24) (complement has $\lambda=147$)
\cite{Kreheretal90}

2802: 2802 4-(24,7,160) (complement has $\lambda=980$)
design of number 2801 with respect to smaller t
derived from number 3859

2803: 2803 4-(23,6,24) (complement has $\lambda=147$)
derived from number 2801

2804: 2804 4-(23,7,136) (complement has $\lambda=833$)
residual design of number 2801
derived from number 2960

2805: 2805 5-(24,7,27) (complement has $\lambda=144$)
\cite{Kreheretal90}

2806: 2806 4-(24,7,180) (complement has $\lambda=960$)
design of number 2805 with respect to smaller t
residual design of number 3850
derived from number 6302

2807: 2807 4-(23,7,153) (complement has $\lambda=816$)
residual design of number 2805

2808: 2808 5-(24,7,3) (complement has $\lambda=168$)
\cite{Driessen78} $M_{24}$

2809: 2809 4-(24,7,20) (complement has $\lambda=1120$)
design of number 2808 with respect to smaller t
derived from number 3861

2810: 2810 4-(23,6,3) (complement has $\lambda=168$)
derived from number 2808

2811: 2811 4-(23,7,17) (complement has $\lambda=952$)
residual design of number 2808
derived from number 2995

2812: 2812 5-(24,7,30) (complement has $\lambda=141$)
\cite{Kreheretal90}

2813: 2813 4-(24,7,200) (complement has $\lambda=940$)
design of number 2812 with respect to smaller t

2814: 2814 4-(23,6,30) (complement has $\lambda=141$)
derived from number 2812

2815: 2815 4-(23,7,170) (complement has $\lambda=799$)
residual design of number 2812

2816: 2816 5-(24,7,33) (complement has $\lambda=138$)
\cite{Kreheretal90}

2817: 2817 4-(24,7,220) (complement has $\lambda=920$)
design of number 2816 with respect to smaller t

2818: 2818 4-(23,6,33) (complement has $\lambda=138$)
derived from number 2816

2819: 2819 4-(23,7,187) (complement has $\lambda=782$)
residual design of number 2816

2820: 2820 5-(24,7,36) (complement has $\lambda=135$)
\cite{Kreheretal90}
derived from number 6251

2821: 2821 4-(24,7,240) (complement has $\lambda=900$)
design of number 2820 with respect to smaller t
residual design of number 3851
derived from number 6252

2822: 2822 4-(23,7,204) (complement has $\lambda=765$)
residual design of number 2820
derived from number 6253

2823: 2823 5-(24,7,39) (complement has $\lambda=132$)
\cite{Kreheretal90}

2824: 2824 4-(24,7,260) (complement has $\lambda=880$)
design of number 2823 with respect to smaller t

2825: 2825 4-(23,6,39) (complement has $\lambda=132$)
derived from number 2823

2826: 2826 4-(23,7,221) (complement has $\lambda=748$)
residual design of number 2823

2827: 2827 5-(24,7,42) (complement has $\lambda=129$)
\cite{Kreheretal90}

2828: 2828 4-(24,7,280) (complement has $\lambda=860$)
design of number 2827 with respect to smaller t

2829: 2829 4-(23,6,42) (complement has $\lambda=129$)
derived from number 2827

2830: 2830 4-(23,7,238) (complement has $\lambda=731$)
residual design of number 2827

2831: 2831 5-(24,7,45) (complement has $\lambda=126$)
\cite{Kreheretal90}
derived from number 6256

2832: 2832 4-(24,7,300) (complement has $\lambda=840$)
design of number 2831 with respect to smaller t
residual design of number 3853
derived from number 6257

2833: 2833 4-(23,7,255) (complement has $\lambda=714$)
residual design of number 2831
derived from number 6258

2834: 2834 5-(24,7,48) (complement has $\lambda=123$)
\cite{Kreheretal90}

2835: 2835 4-(24,7,320) (complement has $\lambda=820$)
design of number 2834 with respect to smaller t

2836: 2836 4-(23,6,48) (complement has $\lambda=123$)
derived from number 2834

2837: 2837 4-(23,7,272) (complement has $\lambda=697$)
residual design of number 2834

2838: 2838 5-(24,7,51) (complement has $\lambda=120$)
\cite{Kreheretal90}

2839: 2839 4-(24,7,340) (complement has $\lambda=800$)
design of number 2838 with respect to smaller t

2840: 2840 4-(23,6,51) (complement has $\lambda=120$)
derived from number 2838

2841: 2841 4-(23,7,289) (complement has $\lambda=680$)
residual design of number 2838

2842: 2842 5-(24,7,54) (complement has $\lambda=117$)
\cite{Kreheretal90}
derived from number 6261
residual design of number 8000

2843: 2843 4-(24,7,360) (complement has $\lambda=780$)
design of number 2842 with respect to smaller t
derived from number 6262
residual design of number 6296

2844: 2844 4-(23,7,306) (complement has $\lambda=663$)
residual design of number 2842
derived from number 6263

2845: 2845 5-(24,7,57) (complement has $\lambda=114$)
\cite{Kreheretal90} $PGL(2,23))$ LS[3](5,7,24)

2846: 2846 4-(24,7,380) (complement has $\lambda=760$)
design of number 2845 with respect to smaller t

2847: 2847 4-(23,6,57) (complement has $\lambda=114$)
derived from number 2845
design of number 11052 with respect to smaller t

2848: 2848 4-(23,7,323) (complement has $\lambda=646$)
residual design of number 2845

2849: 2849 5-(24,7,6) (complement has $\lambda=165$)
\cite{Kreheretal90} $PGL(2,23))$

2850: 2850 4-(24,7,40) (complement has $\lambda=1100$)
design of number 2849 with respect to smaller t
derived from number 3863

2851: 2851 4-(23,6,6) (complement has $\lambda=165$)
derived from number 2849

2852: 2852 4-(23,7,34) (complement has $\lambda=935$)
residual design of number 2849
derived from number 3070

2853: 2853 5-(24,7,60) (complement has $\lambda=111$)
\cite{Kreheretal90}

2854: 2854 4-(24,7,400) (complement has $\lambda=740$)
design of number 2853 with respect to smaller t

2855: 2855 4-(23,6,60) (complement has $\lambda=111$)
derived from number 2853

2856: 2856 4-(23,7,340) (complement has $\lambda=629$)
residual design of number 2853

2857: 2857 5-(24,7,63) (complement has $\lambda=108$)
\cite{Driessen78}
derived from number 6265

2858: 2858 4-(24,7,420) (complement has $\lambda=720$)
design of number 2857 with respect to smaller t
derived from number 6266
residual design of number 6299

2859: 2859 4-(23,7,357) (complement has $\lambda=612$)
residual design of number 2857
derived from number 6267

2860: 2860 5-(24,7,66) (complement has $\lambda=105$)
\cite{Kreheretal90}

2861: 2861 4-(24,7,440) (complement has $\lambda=700$)
design of number 2860 with respect to smaller t

2862: 2862 4-(23,6,66) (complement has $\lambda=105$)
derived from number 2860

2863: 2863 4-(23,7,374) (complement has $\lambda=595$)
residual design of number 2860

2864: 2864 5-(24,7,69) (complement has $\lambda=102$)
\cite{Kreheretal90}

2865: 2865 4-(24,7,460) (complement has $\lambda=680$)
design of number 2864 with respect to smaller t

2866: 2866 4-(23,6,69) (complement has $\lambda=102$)
derived from number 2864

2867: 2867 4-(23,7,391) (complement has $\lambda=578$)
residual design of number 2864

2868: 2868 5-(24,7,72) (complement has $\lambda=99$)
\cite{Kreheretal90}
derived from number 6270

2869: 2869 4-(24,7,480) (complement has $\lambda=660$)
design of number 2868 with respect to smaller t
residual design of number 3855
derived from number 6271

2870: 2870 4-(23,7,408) (complement has $\lambda=561$)
residual design of number 2868
derived from number 6272

2871: 2871 5-(24,7,75) (complement has $\lambda=96$)
\cite{Kreheretal90}

2872: 2872 4-(24,7,500) (complement has $\lambda=640$)
design of number 2871 with respect to smaller t

2873: 2873 4-(23,6,75) (complement has $\lambda=96$)
derived from number 2871

2874: 2874 4-(23,7,425) (complement has $\lambda=544$)
residual design of number 2871

2875: 2875 5-(24,7,78) (complement has $\lambda=93$)
\cite{Kreheretal90}

2876: 2876 4-(24,7,520) (complement has $\lambda=620$)
design of number 2875 with respect to smaller t

2877: 2877 4-(23,6,78) (complement has $\lambda=93$)
derived from number 2875

2878: 2878 4-(23,7,442) (complement has $\lambda=527$)
residual design of number 2875

2879: 2879 5-(24,7,81) (complement has $\lambda=90$)
\cite{Kreheretal90}
derived from number 6273

2880: 2880 4-(23,7,459) (complement has $\lambda=510$)
residual design of number 2879
derived from number 6274

2881: 2881 5-(24,7,84) (complement has $\lambda=87$)
\cite{Kreheretal90}

2882: 2882 4-(24,7,560) (complement has $\lambda=580$)
design of number 2881 with respect to smaller t

2883: 2883 4-(23,6,84) (complement has $\lambda=87$)
derived from number 2881

2884: 2884 4-(23,7,476) (complement has $\lambda=493$)
residual design of number 2881

2885: 2885 5-(24,7,9) (complement has $\lambda=162$)
\cite{Kreheretal90} $PGL(2,23))$

2886: 2886 4-(24,7,60) (complement has $\lambda=1080$)
design of number 2885 with respect to smaller t
residual design of number 3847
derived from number 3865

2887: 2887 4-(23,7,51) (complement has $\lambda=918$)
residual design of number 2885
derived from number 3145

2888: 2888 5-(24,8,1) (complement has $\lambda=968$)
\cite{Witt38} $M_{24}$ 1 isomorphism type

2889: 2889 4-(24,8,5) (complement has $\lambda=4840$)
design of number 2888 with respect to smaller t

2890: 2890 4-(23,7,1) (complement has $\lambda=968$)
derived from number 2888

2891: 2891 4-(23,8,4) (complement has $\lambda=3872$)
residual design of number 2888

2892: 2892 5-(24,8,2) (complement has $\lambda=967$)
\cite{KramerMagliveras74}
\cite{AssmusMattson66a} $PGL(2,23))$

2893: 2893 4-(24,8,10) (complement has $\lambda=4835$)
design of number 2892 with respect to smaller t

2894: 2894 4-(23,7,2) (complement has $\lambda=967$)
derived from number 2892

2895: 2895 4-(23,8,8) (complement has $\lambda=3868$)
residual design of number 2892

2896: 2896 5-(24,8,3) (complement has $\lambda=966$)
\cite{KramerMagliveras74}
\cite{KramerMagliveras74}

2897: 2897 4-(24,8,15) (complement has $\lambda=4830$)
design of number 2896 with respect to smaller t
derived from number 3875

2898: 2898 4-(23,7,3) (complement has $\lambda=966$)
derived from number 2896

2899: 2899 4-(23,8,12) (complement has $\lambda=3864$)
residual design of number 2896
derived from number 3294

2900: 2900 5-(24,8,4) (complement has $\lambda=965$)
\cite{KramerMagliveras74}
\cite{KramerMagliveras74}

2901: 2901 4-(24,8,20) (complement has $\lambda=4825$)
design of number 2900 with respect to smaller t

2902: 2902 4-(23,7,4) (complement has $\lambda=965$)
derived from number 2900

2903: 2903 4-(23,8,16) (complement has $\lambda=3860$)
residual design of number 2900

2904: 2904 5-(24,8,5) (complement has $\lambda=964$)
\cite{KramerMagliveras74}
\cite{KramerMagliveras74}

2905: 2905 4-(24,8,25) (complement has $\lambda=4820$)
design of number 2904 with respect to smaller t

2906: 2906 4-(23,7,5) (complement has $\lambda=964$)
derived from number 2904

2907: 2907 4-(23,8,20) (complement has $\lambda=3856$)
residual design of number 2904

2908: 2908 5-(24,8,6) (complement has $\lambda=963$)
\cite{KramerMagliveras74}
\cite{KramerMagliveras74}

2909: 2909 4-(24,8,30) (complement has $\lambda=4815$)
design of number 2908 with respect to smaller t

2910: 2910 4-(23,7,6) (complement has $\lambda=963$)
derived from number 2908

2911: 2911 4-(23,8,24) (complement has $\lambda=3852$)
residual design of number 2908

2912: 2912 5-(24,8,7) (complement has $\lambda=962$)
\cite{KramerMagliveras74}
\cite{KramerMagliveras74}

2913: 2913 4-(24,8,35) (complement has $\lambda=4810$)
design of number 2912 with respect to smaller t

2914: 2914 4-(23,7,7) (complement has $\lambda=962$)
derived from number 2912

2915: 2915 4-(23,8,28) (complement has $\lambda=3848$)
residual design of number 2912

2916: 2916 5-(24,8,8) (complement has $\lambda=961$)
\cite{KramerMagliveras74}
\cite{KramerMagliveras74}

2917: 2917 4-(24,8,40) (complement has $\lambda=4805$)
design of number 2916 with respect to smaller t

2918: 2918 4-(23,7,8) (complement has $\lambda=961$)
derived from number 2916

2919: 2919 4-(23,8,32) (complement has $\lambda=3844$)
residual design of number 2916

2920: 2920 5-(24,8,9) (complement has $\lambda=960$)
\cite{KramerMagliveras74}
\cite{KramerMagliveras74}

2921: 2921 4-(24,8,45) (complement has $\lambda=4800$)
design of number 2920 with respect to smaller t
derived from number 3895

2922: 2922 4-(23,7,9) (complement has $\lambda=960$)
derived from number 2920

2923: 2923 4-(23,8,36) (complement has $\lambda=3840$)
residual design of number 2920
derived from number 3607

2924: 2924 5-(24,16,78) (complement has $\lambda=75504$)
\cite{Driessen}

2925: 2925 4-(24,16,130) (complement has $\lambda=125840$)
design of number 2924 with respect to smaller t

2926: 2926 4-(23,15,78) (complement has $\lambda=75504$)
derived from number 2924

2927: 2927 4-(23,16,52) (complement has $\lambda=50336$)
residual design of number 2924

2928: 2928 5-(24,8,100) (complement has $\lambda=869$)
$PGL(2,23)$

2929: 2929 4-(24,8,500) (complement has $\lambda=4345$)
design of number 2928 with respect to smaller t

2930: 2930 4-(23,7,100) (complement has $\lambda=869$)
derived from number 2928

2931: 2931 4-(23,8,400) (complement has $\lambda=3476$)
residual design of number 2928

2932: 2932 5-(24,8,104) (complement has $\lambda=865$)
$PGL(2,23)$

2933: 2933 4-(24,8,520) (complement has $\lambda=4325$)
design of number 2932 with respect to smaller t

2934: 2934 4-(23,7,104) (complement has $\lambda=865$)
derived from number 2932

2935: 2935 4-(23,8,416) (complement has $\lambda=3460$)
residual design of number 2932

2936: 2936 5-(24,8,112) (complement has $\lambda=857$)
$PGL(2,23)$

2937: 2937 4-(24,8,560) (complement has $\lambda=4285$)
design of number 2936 with respect to smaller t

2938: 2938 4-(23,7,112) (complement has $\lambda=857$)
derived from number 2936

2939: 2939 4-(23,8,448) (complement has $\lambda=3428$)
residual design of number 2936

2940: 2940 5-(24,8,116) (complement has $\lambda=853$)
$PGL(2,23)$

2941: 2941 4-(24,8,580) (complement has $\lambda=4265$)
design of number 2940 with respect to smaller t

2942: 2942 4-(23,7,116) (complement has $\lambda=853$)
derived from number 2940

2943: 2943 4-(23,8,464) (complement has $\lambda=3412$)
residual design of number 2940

2944: 2944 5-(24,8,120) (complement has $\lambda=849$)
$PGL(2,23)$

2945: 2945 4-(24,8,600) (complement has $\lambda=4245$)
design of number 2944 with respect to smaller t

2946: 2946 4-(23,7,120) (complement has $\lambda=849$)
derived from number 2944

2947: 2947 4-(23,8,480) (complement has $\lambda=3396$)
residual design of number 2944

2948: 2948 5-(24,8,128) (complement has $\lambda=841$)
\cite{Driessen78} $M_{24}$ 1 isomorphism type

2949: 2949 4-(24,8,640) (complement has $\lambda=4205$)
design of number 2948 with respect to smaller t

2950: 2950 4-(23,7,128) (complement has $\lambda=841$)
derived from number 2948

2951: 2951 4-(23,8,512) (complement has $\lambda=3364$)
residual design of number 2948

2952: 2952 5-(24,8,129) (complement has $\lambda=840$)
\cite{Driessen78} $M_{24}$ 1 isomorphism type

2953: 2953 4-(24,8,645) (complement has $\lambda=4200$)
design of number 2952 with respect to smaller t

2954: 2954 4-(23,7,129) (complement has $\lambda=840$)
derived from number 2952

2955: 2955 4-(23,8,516) (complement has $\lambda=3360$)
residual design of number 2952

2956: 2956 5-(24,8,132) (complement has $\lambda=837$)
$PGL(2,23)$

2957: 2957 4-(24,8,660) (complement has $\lambda=4185$)
design of number 2956 with respect to smaller t

2958: 2958 4-(23,7,132) (complement has $\lambda=837$)
derived from number 2956

2959: 2959 4-(23,8,528) (complement has $\lambda=3348$)
residual design of number 2956

2960: 2960 5-(24,8,136) (complement has $\lambda=833$)
$PGL(2,23)$

2961: 2961 4-(24,8,680) (complement has $\lambda=4165$)
design of number 2960 with respect to smaller t
residual design of number 3859

2962: 2962 4-(23,8,544) (complement has $\lambda=3332$)
residual design of number 2960

2963: 2963 5-(24,8,140) (complement has $\lambda=829$)
$PGL(2,23)$

2964: 2964 4-(24,8,700) (complement has $\lambda=4145$)
design of number 2963 with respect to smaller t

2965: 2965 4-(23,7,140) (complement has $\lambda=829$)
derived from number 2963

2966: 2966 4-(23,8,560) (complement has $\lambda=3316$)
residual design of number 2963

2967: 2967 5-(24,8,144) (complement has $\lambda=825$)
$PGL(2,23)$

2968: 2968 4-(24,8,720) (complement has $\lambda=4125$)
design of number 2967 with respect to smaller t

2969: 2969 4-(23,7,144) (complement has $\lambda=825$)
derived from number 2967

2970: 2970 4-(23,8,576) (complement has $\lambda=3300$)
residual design of number 2967

2971: 2971 5-(24,8,152) (complement has $\lambda=817$)
$PGL(2,23)$

2972: 2972 4-(24,8,760) (complement has $\lambda=4085$)
design of number 2971 with respect to smaller t

2973: 2973 4-(23,7,152) (complement has $\lambda=817$)
derived from number 2971

2974: 2974 4-(23,8,608) (complement has $\lambda=3268$)
residual design of number 2971

2975: 2975 5-(24,8,156) (complement has $\lambda=813$)
$PGL(2,23)$

2976: 2976 4-(24,8,780) (complement has $\lambda=4065$)
design of number 2975 with respect to smaller t

2977: 2977 4-(23,7,156) (complement has $\lambda=813$)
derived from number 2975

2978: 2978 4-(23,8,624) (complement has $\lambda=3252$)
residual design of number 2975

2979: 2979 5-(24,8,16) (complement has $\lambda=953$)
$PSL(2,23)$ 2 isomorphism types

2980: 2980 4-(24,8,80) (complement has $\lambda=4765$)
design of number 2979 with respect to smaller t

2981: 2981 4-(23,7,16) (complement has $\lambda=953$)
derived from number 2979

2982: 2982 4-(23,8,64) (complement has $\lambda=3812$)
residual design of number 2979

2983: 2983 5-(24,8,160) (complement has $\lambda=809$)
$PGL(2,23)$

2984: 2984 4-(24,8,800) (complement has $\lambda=4045$)
design of number 2983 with respect to smaller t

2985: 2985 4-(23,7,160) (complement has $\lambda=809$)
derived from number 2983

2986: 2986 4-(23,8,640) (complement has $\lambda=3236$)
residual design of number 2983

2987: 2987 5-(24,8,164) (complement has $\lambda=805$)
$PGL(2,23)$

2988: 2988 4-(24,8,820) (complement has $\lambda=4025$)
design of number 2987 with respect to smaller t

2989: 2989 4-(23,7,164) (complement has $\lambda=805$)
derived from number 2987

2990: 2990 4-(23,8,656) (complement has $\lambda=3220$)
residual design of number 2987

2991: 2991 5-(24,8,168) (complement has $\lambda=801$)
$PGL(2,23)$

2992: 2992 4-(24,8,840) (complement has $\lambda=4005$)
design of number 2991 with respect to smaller t
derived from number 8080

2993: 2993 4-(23,7,168) (complement has $\lambda=801$)
derived from number 2991

2994: 2994 4-(23,8,672) (complement has $\lambda=3204$)
residual design of number 2991

2995: 2995 5-(24,8,17) (complement has $\lambda=952$)
$PSL(2,23)$ 4 isomorphism types

2996: 2996 4-(24,8,85) (complement has $\lambda=4760$)
design of number 2995 with respect to smaller t
residual design of number 3861

2997: 2997 4-(23,8,68) (complement has $\lambda=3808$)
residual design of number 2995

2998: 2998 5-(24,8,176) (complement has $\lambda=793$)
$PGL(2,23)$

2999: 2999 4-(24,8,880) (complement has $\lambda=3965$)
design of number 2998 with respect to smaller t

3000: 3000 4-(23,7,176) (complement has $\lambda=793$)
derived from number 2998

3001: 3001 4-(23,8,704) (complement has $\lambda=3172$)
residual design of number 2998

3002: 3002 5-(24,8,18) (complement has $\lambda=951$)
$PSL(2,23)$ 2 isomorphism types

3003: 3003 4-(24,8,90) (complement has $\lambda=4755$)
design of number 3002 with respect to smaller t
derived from number 3897

3004: 3004 4-(23,7,18) (complement has $\lambda=951$)
derived from number 3002

3005: 3005 4-(23,8,72) (complement has $\lambda=3804$)
residual design of number 3002
derived from number 3662

3006: 3006 5-(24,8,184) (complement has $\lambda=785$)
$PGL(2,23)$

3007: 3007 4-(24,8,920) (complement has $\lambda=3925$)
design of number 3006 with respect to smaller t

3008: 3008 4-(23,7,184) (complement has $\lambda=785$)
derived from number 3006

3009: 3009 4-(23,8,736) (complement has $\lambda=3140$)
residual design of number 3006

3010: 3010 5-(24,8,19) (complement has $\lambda=950$)
$PSL(2,23)$ 1 isomorphism type

3011: 3011 4-(24,8,95) (complement has $\lambda=4750$)
design of number 3010 with respect to smaller t

3012: 3012 4-(23,7,19) (complement has $\lambda=950$)
derived from number 3010

3013: 3013 4-(23,8,76) (complement has $\lambda=3800$)
residual design of number 3010

3014: 3014 5-(24,8,20) (complement has $\lambda=949$)
$PSL(2,23)$ 3 isomorphism types

3015: 3015 4-(24,8,100) (complement has $\lambda=4745$)
design of number 3014 with respect to smaller t

3016: 3016 4-(23,7,20) (complement has $\lambda=949$)
derived from number 3014

3017: 3017 4-(23,8,80) (complement has $\lambda=3796$)
residual design of number 3014

3018: 3018 5-(24,8,200) (complement has $\lambda=769$)
$PGL(2,23)$

3019: 3019 4-(24,8,1000) (complement has $\lambda=3845$)
design of number 3018 with respect to smaller t

3020: 3020 4-(23,7,200) (complement has $\lambda=769$)
derived from number 3018

3021: 3021 4-(23,8,800) (complement has $\lambda=3076$)
residual design of number 3018

3022: 3022 5-(24,8,21) (complement has $\lambda=948$)
$PSL(2,23)$ 6 isomorphism types

3023: 3023 4-(24,8,105) (complement has $\lambda=4740$)
design of number 3022 with respect to smaller t
derived from number 3867

3024: 3024 4-(23,7,21) (complement has $\lambda=948$)
derived from number 3022

3025: 3025 4-(23,8,84) (complement has $\lambda=3792$)
residual design of number 3022
derived from number 3691

3026: 3026 5-(24,8,22) (complement has $\lambda=947$)
$PSL(2,23)$ 11 isomorphism types

3027: 3027 4-(24,8,110) (complement has $\lambda=4735$)
design of number 3026 with respect to smaller t

3028: 3028 4-(23,7,22) (complement has $\lambda=947$)
derived from number 3026

3029: 3029 4-(23,8,88) (complement has $\lambda=3788$)
residual design of number 3026

3030: 3030 5-(24,8,23) (complement has $\lambda=946$)
$PSL(2,23)$ 18 isomorphism types

3031: 3031 4-(24,8,115) (complement has $\lambda=4730$)
design of number 3030 with respect to smaller t

3032: 3032 4-(23,7,23) (complement has $\lambda=946$)
derived from number 3030

3033: 3033 4-(23,8,92) (complement has $\lambda=3784$)
residual design of number 3030

3034: 3034 5-(24,8,24) (complement has $\lambda=945$)
$PGL(2,23)$ 3 isomorphism types

3035: 3035 4-(24,8,120) (complement has $\lambda=4725$)
design of number 3034 with respect to smaller t
derived from number 3869

3036: 3036 4-(23,7,24) (complement has $\lambda=945$)
derived from number 3034

3037: 3037 4-(23,8,96) (complement has $\lambda=3780$)
residual design of number 3034
derived from number 3712

3038: 3038 5-(24,8,25) (complement has $\lambda=944$)
$PSL(2,23)$ 49 isomorphism types

3039: 3039 4-(24,8,125) (complement has $\lambda=4720$)
design of number 3038 with respect to smaller t

3040: 3040 4-(23,7,25) (complement has $\lambda=944$)
derived from number 3038

3041: 3041 4-(23,8,100) (complement has $\lambda=3776$)
residual design of number 3038

3042: 3042 5-(24,8,26) (complement has $\lambda=943$)
$PGL(2,23)$ 4 isomorphism types

3043: 3043 4-(24,8,130) (complement has $\lambda=4715$)
design of number 3042 with respect to smaller t

3044: 3044 4-(23,7,26) (complement has $\lambda=943$)
derived from number 3042

3045: 3045 4-(23,8,104) (complement has $\lambda=3772$)
residual design of number 3042

3046: 3046 5-(24,8,27) (complement has $\lambda=942$)
$PSL(2,23)$ 72 isomorphism types

3047: 3047 4-(24,8,135) (complement has $\lambda=4710$)
design of number 3046 with respect to smaller t
derived from number 3871

3048: 3048 4-(23,7,27) (complement has $\lambda=942$)
derived from number 3046

3049: 3049 4-(23,8,108) (complement has $\lambda=3768$)
residual design of number 3046
derived from number 3238

3050: 3050 5-(24,8,28) (complement has $\lambda=941$)
$PGL(2,23)$ 4 isomorphism types

3051: 3051 4-(24,8,140) (complement has $\lambda=4705$)
design of number 3050 with respect to smaller t

3052: 3052 4-(23,7,28) (complement has $\lambda=941$)
derived from number 3050

3053: 3053 4-(23,8,112) (complement has $\lambda=3764$)
residual design of number 3050

3054: 3054 5-(24,8,288) (complement has $\lambda=681$)
$M_{11}_{12}\times id_2$

3055: 3055 4-(24,8,1440) (complement has $\lambda=3405$)
design of number 3054 with respect to smaller t
derived from number 3873

3056: 3056 4-(23,7,288) (complement has $\lambda=681$)
derived from number 3054

3057: 3057 4-(23,8,1152) (complement has $\lambda=2724$)
residual design of number 3054
derived from number 3271

3058: 3058 5-(24,8,29) (complement has $\lambda=940$)
$PSL(2,23)$

3059: 3059 4-(24,8,145) (complement has $\lambda=4700$)
design of number 3058 with respect to smaller t

3060: 3060 4-(23,7,29) (complement has $\lambda=940$)
derived from number 3058

3061: 3061 4-(23,8,116) (complement has $\lambda=3760$)
residual design of number 3058

3062: 3062 5-(24,8,30) (complement has $\lambda=939$)
$PGL(2,23)$ 4 isomorphism types

3063: 3063 4-(24,8,150) (complement has $\lambda=4695$)
design of number 3062 with respect to smaller t
derived from number 3877

3064: 3064 4-(23,7,30) (complement has $\lambda=939$)
derived from number 3062

3065: 3065 4-(23,8,120) (complement has $\lambda=3756$)
residual design of number 3062
derived from number 3296

3066: 3066 5-(24,8,32) (complement has $\lambda=937$)
$PGL(2,23)$ 8 isomorphism types

3067: 3067 4-(24,8,160) (complement has $\lambda=4685$)
design of number 3066 with respect to smaller t

3068: 3068 4-(23,7,32) (complement has $\lambda=937$)
derived from number 3066

3069: 3069 4-(23,8,128) (complement has $\lambda=3748$)
residual design of number 3066

3070: 3070 5-(24,8,34) (complement has $\lambda=935$)
$PGL(2,23)$ 9 isomorphism types

3071: 3071 4-(24,8,170) (complement has $\lambda=4675$)
design of number 3070 with respect to smaller t
residual design of number 3863

3072: 3072 4-(23,8,136) (complement has $\lambda=3740$)
residual design of number 3070

3073: 3073 5-(24,8,35) (complement has $\lambda=934$)
$PGL(2,23)$ 1 isomorphism type

3074: 3074 4-(24,8,175) (complement has $\lambda=4670$)
design of number 3073 with respect to smaller t

3075: 3075 4-(23,7,35) (complement has $\lambda=934$)
derived from number 3073

3076: 3076 4-(23,8,140) (complement has $\lambda=3736$)
residual design of number 3073

3077: 3077 5-(24,8,36) (complement has $\lambda=933$)
$PGL(2,23)$ 13 isomorphism types

3078: 3078 4-(24,8,180) (complement has $\lambda=4665$)
design of number 3077 with respect to smaller t
derived from number 3879

3079: 3079 4-(23,7,36) (complement has $\lambda=933$)
derived from number 3077

3080: 3080 4-(23,8,144) (complement has $\lambda=3732$)
residual design of number 3077
derived from number 3375

3081: 3081 5-(24,8,37) (complement has $\lambda=932$)
$PGL(2,23)$ 1 isomorphism type

3082: 3082 4-(24,8,185) (complement has $\lambda=4660$)
design of number 3081 with respect to smaller t

3083: 3083 4-(23,7,37) (complement has $\lambda=932$)
derived from number 3081

3084: 3084 4-(23,8,148) (complement has $\lambda=3728$)
residual design of number 3081

3085: 3085 5-(24,8,38) (complement has $\lambda=931$)
$PGL(2,23)$ 24 isomorphism types

3086: 3086 4-(24,8,190) (complement has $\lambda=4655$)
design of number 3085 with respect to smaller t

3087: 3087 4-(23,7,38) (complement has $\lambda=931$)
derived from number 3085

3088: 3088 4-(23,8,152) (complement has $\lambda=3724$)
residual design of number 3085

3089: 3089 5-(24,8,39) (complement has $\lambda=930$)
$PGL(2,23)$ 4 isomorphism types

3090: 3090 4-(24,8,195) (complement has $\lambda=4650$)
design of number 3089 with respect to smaller t
derived from number 3881

3091: 3091 4-(23,7,39) (complement has $\lambda=930$)
derived from number 3089

3092: 3092 4-(23,8,156) (complement has $\lambda=3720$)
residual design of number 3089
derived from number 3420

3093: 3093 5-(24,8,393) (complement has $\lambda=576$)
$M_{11}_{12}\times id_2$

3094: 3094 4-(24,8,1965) (complement has $\lambda=2880$)
design of number 3093 with respect to smaller t

3095: 3095 4-(23,7,393) (complement has $\lambda=576$)
derived from number 3093

3096: 3096 4-(23,8,1572) (complement has $\lambda=2304$)
residual design of number 3093

3097: 3097 5-(24,8,40) (complement has $\lambda=929$)
$PGL(2,23)$ 58 isomorphism types

3098: 3098 4-(24,8,200) (complement has $\lambda=4645$)
design of number 3097 with respect to smaller t

3099: 3099 4-(23,7,40) (complement has $\lambda=929$)
derived from number 3097

3100: 3100 4-(23,8,160) (complement has $\lambda=3716$)
residual design of number 3097

3101: 3101 5-(24,8,41) (complement has $\lambda=928$)
$PGL(2,23)$ 7 isomorphism types

3102: 3102 4-(24,8,205) (complement has $\lambda=4640$)
design of number 3101 with respect to smaller t

3103: 3103 4-(23,7,41) (complement has $\lambda=928$)
derived from number 3101

3104: 3104 4-(23,8,164) (complement has $\lambda=3712$)
residual design of number 3101

3105: 3105 5-(24,8,42) (complement has $\lambda=927$)
$PGL(2,23)$ 55 isomorphism types

3106: 3106 4-(24,8,210) (complement has $\lambda=4635$)
design of number 3105 with respect to smaller t

3107: 3107 4-(23,7,42) (complement has $\lambda=927$)
derived from number 3105

3108: 3108 4-(23,8,168) (complement has $\lambda=3708$)
residual design of number 3105

3109: 3109 5-(24,8,43) (complement has $\lambda=926$)
$PGL(2,23)$ 6 isomorphism types

3110: 3110 4-(24,8,215) (complement has $\lambda=4630$)
design of number 3109 with respect to smaller t

3111: 3111 4-(23,7,43) (complement has $\lambda=926$)
derived from number 3109

3112: 3112 4-(23,8,172) (complement has $\lambda=3704$)
residual design of number 3109

3113: 3113 5-(24,8,432) (complement has $\lambda=537$)
$M_{11}_{12}\times id_2$
derived from number 10488

3114: 3114 4-(24,8,2160) (complement has $\lambda=2685$)
design of number 3113 with respect to smaller t
derived from number 3889

3115: 3115 4-(23,7,432) (complement has $\lambda=537$)
derived from number 3113

3116: 3116 4-(23,8,1728) (complement has $\lambda=2148$)
residual design of number 3113
derived from number 3494

3117: 3117 5-(24,8,44) (complement has $\lambda=925$)
$PGL(2,23)$ 48 isomorphism types

3118: 3118 4-(24,8,220) (complement has $\lambda=4625$)
design of number 3117 with respect to smaller t

3119: 3119 4-(23,7,44) (complement has $\lambda=925$)
derived from number 3117

3120: 3120 4-(23,8,176) (complement has $\lambda=3700$)
residual design of number 3117

3121: 3121 5-(24,8,45) (complement has $\lambda=924$)
$PGL(2,23)$ 4 isomorphism types

3122: 3122 4-(24,8,225) (complement has $\lambda=4620$)
design of number 3121 with respect to smaller t
derived from number 3891

3123: 3123 4-(23,7,45) (complement has $\lambda=924$)
derived from number 3121

3124: 3124 4-(23,8,180) (complement has $\lambda=3696$)
residual design of number 3121
derived from number 3517

3125: 3125 5-(24,8,46) (complement has $\lambda=923$)
$PGL(2,23)$ 79 isomorphism types

3126: 3126 4-(24,8,230) (complement has $\lambda=4615$)
design of number 3125 with respect to smaller t

3127: 3127 4-(23,7,46) (complement has $\lambda=923$)
derived from number 3125

3128: 3128 4-(23,8,184) (complement has $\lambda=3692$)
residual design of number 3125

3129: 3129 5-(24,8,47) (complement has $\lambda=922$)
$PGL(2,23)$ 6 isomorphism types

3130: 3130 4-(24,8,235) (complement has $\lambda=4610$)
design of number 3129 with respect to smaller t

3131: 3131 4-(23,7,47) (complement has $\lambda=922$)
derived from number 3129

3132: 3132 4-(23,8,188) (complement has $\lambda=3688$)
residual design of number 3129

3133: 3133 5-(24,8,48) (complement has $\lambda=921$)
$PGL(2,23)$ 217 isomorphism types

3134: 3134 4-(24,8,240) (complement has $\lambda=4605$)
design of number 3133 with respect to smaller t

3135: 3135 4-(23,7,48) (complement has $\lambda=921$)
derived from number 3133

3136: 3136 4-(23,8,192) (complement has $\lambda=3684$)
residual design of number 3133

3137: 3137 5-(24,8,49) (complement has $\lambda=920$)
$PGL(2,23)$ 21 isomorphism types

3138: 3138 4-(24,8,245) (complement has $\lambda=4600$)
design of number 3137 with respect to smaller t

3139: 3139 4-(23,7,49) (complement has $\lambda=920$)
derived from number 3137

3140: 3140 4-(23,8,196) (complement has $\lambda=3680$)
residual design of number 3137

3141: 3141 5-(24,8,50) (complement has $\lambda=919$)
$PGL(2,23)$ 231 isomorphism types

3142: 3142 4-(24,8,250) (complement has $\lambda=4595$)
design of number 3141 with respect to smaller t

3143: 3143 4-(23,7,50) (complement has $\lambda=919$)
derived from number 3141

3144: 3144 4-(23,8,200) (complement has $\lambda=3676$)
residual design of number 3141

3145: 3145 5-(24,8,51) (complement has $\lambda=918$)
$PGL(2,23)$ 27 isomorphism types

3146: 3146 4-(24,8,255) (complement has $\lambda=4590$)
design of number 3145 with respect to smaller t
residual design of number 3865

3147: 3147 4-(23,8,204) (complement has $\lambda=3672$)
residual design of number 3145

3148: 3148 5-(24,8,52) (complement has $\lambda=917$)
$PGL(2,23)$ 220 isomorphism types

3149: 3149 4-(24,8,260) (complement has $\lambda=4585$)
design of number 3148 with respect to smaller t

3150: 3150 4-(23,7,52) (complement has $\lambda=917$)
derived from number 3148

3151: 3151 4-(23,8,208) (complement has $\lambda=3668$)
residual design of number 3148

3152: 3152 5-(24,8,53) (complement has $\lambda=916$)
$PGL(2,23)$

3153: 3153 4-(24,8,265) (complement has $\lambda=4580$)
design of number 3152 with respect to smaller t

3154: 3154 4-(23,7,53) (complement has $\lambda=916$)
derived from number 3152

3155: 3155 4-(23,8,212) (complement has $\lambda=3664$)
residual design of number 3152

3156: 3156 5-(24,8,54) (complement has $\lambda=915$)
$PGL(2,23)$

3157: 3157 4-(24,8,270) (complement has $\lambda=4575$)
design of number 3156 with respect to smaller t

3158: 3158 4-(23,7,54) (complement has $\lambda=915$)
derived from number 3156

3159: 3159 4-(23,8,216) (complement has $\lambda=3660$)
residual design of number 3156

3160: 3160 5-(24,8,55) (complement has $\lambda=914$)
$PGL(2,23)$

3161: 3161 4-(24,8,275) (complement has $\lambda=4570$)
design of number 3160 with respect to smaller t

3162: 3162 4-(23,7,55) (complement has $\lambda=914$)
derived from number 3160

3163: 3163 4-(23,8,220) (complement has $\lambda=3656$)
residual design of number 3160

3164: 3164 5-(24,8,56) (complement has $\lambda=913$)
$PGL(2,23)$

3165: 3165 4-(24,8,280) (complement has $\lambda=4565$)
design of number 3164 with respect to smaller t

3166: 3166 4-(23,7,56) (complement has $\lambda=913$)
derived from number 3164

3167: 3167 4-(23,8,224) (complement has $\lambda=3652$)
residual design of number 3164

3168: 3168 5-(24,8,57) (complement has $\lambda=912$)
$PGL(2,23)$

3169: 3169 4-(24,8,285) (complement has $\lambda=4560$)
design of number 3168 with respect to smaller t

3170: 3170 4-(23,7,57) (complement has $\lambda=912$)
derived from number 3168

3171: 3171 4-(23,8,228) (complement has $\lambda=3648$)
residual design of number 3168

3172: 3172 5-(24,8,58) (complement has $\lambda=911$)
$PGL(2,23)$

3173: 3173 4-(24,8,290) (complement has $\lambda=4555$)
design of number 3172 with respect to smaller t

3174: 3174 4-(23,7,58) (complement has $\lambda=911$)
derived from number 3172

3175: 3175 4-(23,8,232) (complement has $\lambda=3644$)
residual design of number 3172

3176: 3176 5-(24,8,59) (complement has $\lambda=910$)
$PGL(2,23)$

3177: 3177 4-(24,8,295) (complement has $\lambda=4550$)
design of number 3176 with respect to smaller t

3178: 3178 4-(23,7,59) (complement has $\lambda=910$)
derived from number 3176

3179: 3179 4-(23,8,236) (complement has $\lambda=3640$)
residual design of number 3176

3180: 3180 5-(24,8,60) (complement has $\lambda=909$)
$PGL(2,23)$

3181: 3181 4-(23,7,60) (complement has $\lambda=909$)
derived from number 3180

3182: 3182 4-(23,8,240) (complement has $\lambda=3636$)
residual design of number 3180
derived from number 3588

3183: 3183 5-(24,8,61) (complement has $\lambda=908$)
$PGL(2,23)$

3184: 3184 4-(24,8,305) (complement has $\lambda=4540$)
design of number 3183 with respect to smaller t

3185: 3185 4-(23,7,61) (complement has $\lambda=908$)
derived from number 3183

3186: 3186 4-(23,8,244) (complement has $\lambda=3632$)
residual design of number 3183

3187: 3187 5-(24,8,62) (complement has $\lambda=907$)
$PGL(2,23)$

3188: 3188 4-(24,8,310) (complement has $\lambda=4535$)
design of number 3187 with respect to smaller t

3189: 3189 4-(23,7,62) (complement has $\lambda=907$)
derived from number 3187

3190: 3190 4-(23,8,248) (complement has $\lambda=3628$)
residual design of number 3187

3191: 3191 5-(24,8,63) (complement has $\lambda=906$)
$PGL(2,23)$

3192: 3192 4-(24,8,315) (complement has $\lambda=4530$)
design of number 3191 with respect to smaller t
derived from number 3893

3193: 3193 4-(23,7,63) (complement has $\lambda=906$)
derived from number 3191

3194: 3194 4-(23,8,252) (complement has $\lambda=3624$)
residual design of number 3191
derived from number 3589

3195: 3195 5-(24,8,64) (complement has $\lambda=905$)
$PGL(2,23)$

3196: 3196 4-(24,8,320) (complement has $\lambda=4525$)
design of number 3195 with respect to smaller t

3197: 3197 4-(23,7,64) (complement has $\lambda=905$)
derived from number 3195

3198: 3198 4-(23,8,256) (complement has $\lambda=3620$)
residual design of number 3195

3199: 3199 5-(24,8,70) (complement has $\lambda=899$)
$PSL(2,23)$

3200: 3200 4-(24,8,350) (complement has $\lambda=4495$)
design of number 3199 with respect to smaller t

3201: 3201 4-(23,7,70) (complement has $\lambda=899$)
derived from number 3199

3202: 3202 4-(23,8,280) (complement has $\lambda=3596$)
residual design of number 3199

3203: 3203 5-(24,8,72) (complement has $\lambda=897$)
$PGL(2,23)$

3204: 3204 4-(24,8,360) (complement has $\lambda=4485$)
design of number 3203 with respect to smaller t

3205: 3205 4-(23,7,72) (complement has $\lambda=897$)
derived from number 3203

3206: 3206 4-(23,8,288) (complement has $\lambda=3588$)
residual design of number 3203

3207: 3207 5-(24,8,76) (complement has $\lambda=893$)
$PGL(2,23)$

3208: 3208 4-(24,8,380) (complement has $\lambda=4465$)
design of number 3207 with respect to smaller t

3209: 3209 4-(23,7,76) (complement has $\lambda=893$)
derived from number 3207

3210: 3210 4-(23,8,304) (complement has $\lambda=3572$)
residual design of number 3207

3211: 3211 5-(24,8,80) (complement has $\lambda=889$)
$PGL(2,23)$

3212: 3212 4-(24,8,400) (complement has $\lambda=4445$)
design of number 3211 with respect to smaller t

3213: 3213 4-(23,7,80) (complement has $\lambda=889$)
derived from number 3211

3214: 3214 4-(23,8,320) (complement has $\lambda=3556$)
residual design of number 3211

3215: 3215 5-(24,8,88) (complement has $\lambda=881$)
$PGL(2,23)$

3216: 3216 4-(24,8,440) (complement has $\lambda=4405$)
design of number 3215 with respect to smaller t

3217: 3217 4-(23,7,88) (complement has $\lambda=881$)
derived from number 3215

3218: 3218 4-(23,8,352) (complement has $\lambda=3524$)
residual design of number 3215

3219: 3219 5-(24,8,92) (complement has $\lambda=877$)
$PGL(2,23)$

3220: 3220 4-(24,8,460) (complement has $\lambda=4385$)
design of number 3219 with respect to smaller t

3221: 3221 4-(23,7,92) (complement has $\lambda=877$)
derived from number 3219

3222: 3222 4-(23,8,368) (complement has $\lambda=3508$)
residual design of number 3219

3223: 3223 5-(24,8,96) (complement has $\lambda=873$)
$PGL(2,23)$

3224: 3224 4-(24,8,480) (complement has $\lambda=4365$)
design of number 3223 with respect to smaller t

3225: 3225 4-(23,7,96) (complement has $\lambda=873$)
derived from number 3223

3226: 3226 4-(23,8,384) (complement has $\lambda=3492$)
residual design of number 3223

3227: 3227 5-(24,9,1008) (complement has $\lambda=2868$)
$PGL(2,23)$ (>1 isomorphism types)

3228: 3228 4-(24,9,4032) (complement has $\lambda=11472$)
design of number 3227 with respect to smaller t

3229: 3229 4-(23,8,1008) (complement has $\lambda=2868$)
derived from number 3227

3230: 3230 4-(23,9,3024) (complement has $\lambda=8604$)
residual design of number 3227

3231: 3231 5-(24,9,102) (complement has $\lambda=3774$)
$PGL(2,23)$ (38 isomorphism types)

3232: 3232 4-(24,9,408) (complement has $\lambda=15096$)
design of number 3231 with respect to smaller t
derived from number 3748

3233: 3233 4-(23,8,102) (complement has $\lambda=3774$)
derived from number 3231

3234: 3234 5-(24,9,1068) (complement has $\lambda=2808$)
$PGL(2,23)$ (>1 isomorphism types)

3235: 3235 4-(24,9,4272) (complement has $\lambda=11232$)
design of number 3234 with respect to smaller t
residual design of number 8263
derived from number 8264

3236: 3236 4-(23,8,1068) (complement has $\lambda=2808$)
derived from number 3234

3237: 3237 4-(23,9,3204) (complement has $\lambda=8424$)
residual design of number 3234
derived from number 10536

3238: 3238 5-(24,9,108) (complement has $\lambda=3768$)
$PGL(2,23)$ (152 isomorphism types)

3239: 3239 4-(24,9,432) (complement has $\lambda=15072$)
design of number 3238 with respect to smaller t
derived from number 3754
residual design of number 3871

3240: 3240 5-(24,9,1080) (complement has $\lambda=2796$)
$M_{11}_{12}\times id_2$ 9 solutions
$PGL(2,23)$ (>1 isomorphism types)

3241: 3241 4-(24,9,4320) (complement has $\lambda=11184$)
design of number 3240 with respect to smaller t
residual design of number 8278
derived from number 8279

3242: 3242 4-(23,8,1080) (complement has $\lambda=2796$)
derived from number 3240

3243: 3243 4-(23,9,3240) (complement has $\lambda=8388$)
residual design of number 3240
derived from number 10568

3244: 3244 5-(24,9,1086) (complement has $\lambda=2790$)
$PSL(2,23)$ (>1 isomorphism types)

3245: 3245 4-(24,9,4344) (complement has $\lambda=11160$)
design of number 3244 with respect to smaller t

3246: 3246 4-(23,8,1086) (complement has $\lambda=2790$)
derived from number 3244

3247: 3247 4-(23,9,3258) (complement has $\lambda=8370$)
residual design of number 3244

3248: 3248 5-(24,9,1104) (complement has $\lambda=2772$)
$PGL(2,23)$ (>1 isomorphism types)

3249: 3249 4-(24,9,4416) (complement has $\lambda=11088$)
design of number 3248 with respect to smaller t
residual design of number 8291
derived from number 8292

3250: 3250 4-(23,8,1104) (complement has $\lambda=2772$)
derived from number 3248

3251: 3251 4-(23,9,3312) (complement has $\lambda=8316$)
residual design of number 3248

3252: 3252 5-(24,9,1116) (complement has $\lambda=2760$)
$PGL(2,23)$ (>1 isomorphism types)

3253: 3253 4-(24,9,4464) (complement has $\lambda=11040$)
design of number 3252 with respect to smaller t

3254: 3254 4-(23,8,1116) (complement has $\lambda=2760$)
derived from number 3252

3255: 3255 4-(23,9,3348) (complement has $\lambda=8280$)
residual design of number 3252

3256: 3256 5-(24,9,1122) (complement has $\lambda=2754$)
$PSL(2,23)$ (>1 isomorphism types)

3257: 3257 4-(24,9,4488) (complement has $\lambda=11016$)
design of number 3256 with respect to smaller t

3258: 3258 4-(23,8,1122) (complement has $\lambda=2754$)
derived from number 3256

3259: 3259 4-(23,9,3366) (complement has $\lambda=8262$)
residual design of number 3256

3260: 3260 5-(24,9,1128) (complement has $\lambda=2748$)
$PSL(2,23)$ (>1 isomorphism types)

3261: 3261 4-(24,9,4512) (complement has $\lambda=10992$)
design of number 3260 with respect to smaller t

3262: 3262 4-(23,8,1128) (complement has $\lambda=2748$)
derived from number 3260

3263: 3263 4-(23,9,3384) (complement has $\lambda=8244$)
residual design of number 3260

3264: 3264 5-(24,9,114) (complement has $\lambda=3762$)
$PGL(2,23)$ (205 isomorphism types)

3265: 3265 4-(24,9,456) (complement has $\lambda=15048$)
design of number 3264 with respect to smaller t
derived from number 3756

3266: 3266 4-(23,8,114) (complement has $\lambda=3762$)
derived from number 3264

3267: 3267 5-(24,9,1140) (complement has $\lambda=2736$)
$PGL(2,23)$ (>1 isomorphism types)
residual design of number 6275
design of number 7881 with respect to smaller t

3268: 3268 4-(24,9,4560) (complement has $\lambda=10944$)
design of number 3267 with respect to smaller t
residual design of number 6276

3269: 3269 4-(23,8,1140) (complement has $\lambda=2736$)
derived from number 3267
residual design of number 5757
design of number 5759 with respect to smaller t

3270: 3270 4-(23,9,3420) (complement has $\lambda=8208$)
residual design of number 3267
design of number 7883 with respect to smaller t

3271: 3271 5-(24,9,1152) (complement has $\lambda=2724$)
$PGL(2,23)$ (>1 isomorphism types)

3272: 3272 4-(24,9,4608) (complement has $\lambda=10896$)
design of number 3271 with respect to smaller t
residual design of number 3873
derived from number 8301

3273: 3273 4-(23,9,3456) (complement has $\lambda=8172$)
residual design of number 3271

3274: 3274 5-(24,9,1158) (complement has $\lambda=2718$)
$PGL(2,23)$ (>1 isomorphism types)

3275: 3275 4-(24,9,4632) (complement has $\lambda=10872$)
design of number 3274 with respect to smaller t

3276: 3276 4-(23,8,1158) (complement has $\lambda=2718$)
derived from number 3274

3277: 3277 4-(23,9,3474) (complement has $\lambda=8154$)
residual design of number 3274

3278: 3278 5-(24,9,1170) (complement has $\lambda=2706$)
$PGL(2,23)$ (>1 isomorphism types)

3279: 3279 4-(24,9,4680) (complement has $\lambda=10824$)
design of number 3278 with respect to smaller t

3280: 3280 4-(23,8,1170) (complement has $\lambda=2706$)
derived from number 3278

3281: 3281 4-(23,9,3510) (complement has $\lambda=8118$)
residual design of number 3278

3282: 3282 5-(24,9,1176) (complement has $\lambda=2700$)
$M_{11}_{12}\times id_2$
$PGL(2,23)$ (>1 isomorphism types)
derived from number 7907

3283: 3283 4-(24,9,4704) (complement has $\lambda=10800$)
design of number 3282 with respect to smaller t
derived from number 7909
residual design of number 8307

3284: 3284 4-(23,8,1176) (complement has $\lambda=2700$)
derived from number 3282

3285: 3285 4-(23,9,3528) (complement has $\lambda=8100$)
residual design of number 3282
derived from number 7911

3286: 3286 5-(24,9,1188) (complement has $\lambda=2688$)
$PGL(2,23)$ (>1 isomorphism types)

3287: 3287 4-(24,9,4752) (complement has $\lambda=10752$)
design of number 3286 with respect to smaller t
residual design of number 8312
derived from number 8313

3288: 3288 4-(23,8,1188) (complement has $\lambda=2688$)
derived from number 3286

3289: 3289 4-(23,9,3564) (complement has $\lambda=8064$)
residual design of number 3286

3290: 3290 5-(24,9,1194) (complement has $\lambda=2682$)
$PGL(2,23)$ (>1 isomorphism types)

3291: 3291 4-(24,9,4776) (complement has $\lambda=10728$)
design of number 3290 with respect to smaller t

3292: 3292 4-(23,8,1194) (complement has $\lambda=2682$)
derived from number 3290

3293: 3293 4-(23,9,3582) (complement has $\lambda=8046$)
residual design of number 3290

3294: 3294 5-(24,9,12) (complement has $\lambda=3864$)
$PGL(2,23)$ (1 isomorphism type) block transitive

3295: 3295 4-(24,9,48) (complement has $\lambda=15456$)
design of number 3294 with respect to smaller t
derived from number 3758
residual design of number 3875

3296: 3296 5-(24,9,120) (complement has $\lambda=3756$)
$PGL(2,23)$ (326 isomorphism types)

3297: 3297 4-(24,9,480) (complement has $\lambda=15024$)
design of number 3296 with respect to smaller t
derived from number 3760
residual design of number 3877

3298: 3298 5-(24,9,1224) (complement has $\lambda=2652$)
$PGL(2,23)$ (>1 isomorphism types)
residual design of number 8002

3299: 3299 4-(24,9,4896) (complement has $\lambda=10608$)
design of number 3298 with respect to smaller t
residual design of number 6311

3300: 3300 4-(23,8,1224) (complement has $\lambda=2652$)
derived from number 3298
residual design of number 6263

3301: 3301 4-(23,9,3672) (complement has $\lambda=7956$)
residual design of number 3298

3302: 3302 5-(24,9,126) (complement has $\lambda=3750$)
$PGL(2,23)$ (>1 isomorphism types)

3303: 3303 4-(24,9,504) (complement has $\lambda=15000$)
design of number 3302 with respect to smaller t
derived from number 3762

3304: 3304 4-(23,8,126) (complement has $\lambda=3750$)
derived from number 3302

3305: 3305 5-(24,9,1260) (complement has $\lambda=2616$)
$PGL(2,23)$ (>1 isomorphism types)

3306: 3306 4-(24,9,5040) (complement has $\lambda=10464$)
design of number 3305 with respect to smaller t
residual design of number 8340
derived from number 8341

3307: 3307 4-(23,8,1260) (complement has $\lambda=2616$)
derived from number 3305

3308: 3308 4-(23,9,3780) (complement has $\lambda=7848$)
residual design of number 3305

3309: 3309 5-(24,9,1266) (complement has $\lambda=2610$)
$M_{11}_{12}\times id_2$

3310: 3310 4-(24,9,5064) (complement has $\lambda=10440$)
design of number 3309 with respect to smaller t

3311: 3311 4-(23,8,1266) (complement has $\lambda=2610$)
derived from number 3309

3312: 3312 4-(23,9,3798) (complement has $\lambda=7830$)
residual design of number 3309

3313: 3313 5-(24,9,1284) (complement has $\lambda=2592$)
$PGL(2,23)$ (>1 isomorphism types)

3314: 3314 4-(24,9,5136) (complement has $\lambda=10368$)
design of number 3313 with respect to smaller t
residual design of number 8349
derived from number 8350

3315: 3315 4-(23,8,1284) (complement has $\lambda=2592$)
derived from number 3313

3316: 3316 4-(23,9,3852) (complement has $\lambda=7776$)
residual design of number 3313

3317: 3317 5-(24,9,1296) (complement has $\lambda=2580$)
$M_{11}_{12}\times id_2$
$PGL(2,23)$ (>1 isomorphism types)
residual design of number 6278
derived from number 10501

3318: 3318 4-(24,9,5184) (complement has $\lambda=10320$)
design of number 3317 with respect to smaller t
residual design of number 6279
derived from number 8358

3319: 3319 4-(23,8,1296) (complement has $\lambda=2580$)
derived from number 3317
residual design of number 6280

3320: 3320 4-(23,9,3888) (complement has $\lambda=7740$)
residual design of number 3317
derived from number 10504

3321: 3321 5-(24,9,1302) (complement has $\lambda=2574$)
$PGL(2,23)$ (>1 isomorphism types)

3322: 3322 4-(24,9,5208) (complement has $\lambda=10296$)
design of number 3321 with respect to smaller t

3323: 3323 4-(23,8,1302) (complement has $\lambda=2574$)
derived from number 3321

3324: 3324 4-(23,9,3906) (complement has $\lambda=7722$)
residual design of number 3321

3325: 3325 5-(24,9,132) (complement has $\lambda=3744$)
$PGL(2,23)$ (>1 isomorphism types)
$PSL(2,23)$

3326: 3326 4-(24,9,528) (complement has $\lambda=14976$)
design of number 3325 with respect to smaller t
derived from number 3764

3327: 3327 4-(23,8,132) (complement has $\lambda=3744$)
derived from number 3325

3328: 3328 5-(24,9,1320) (complement has $\lambda=2556$)
$PGL(2,23)$ (>1 isomorphism types)

3329: 3329 4-(24,9,5280) (complement has $\lambda=10224$)
design of number 3328 with respect to smaller t
residual design of number 8369
derived from number 8370

3330: 3330 4-(23,8,1320) (complement has $\lambda=2556$)
derived from number 3328

3331: 3331 4-(23,9,3960) (complement has $\lambda=7668$)
residual design of number 3328

3332: 3332 5-(24,9,1332) (complement has $\lambda=2544$)
$PGL(2,23)$ (>1 isomorphism types)

3333: 3333 4-(24,9,5328) (complement has $\lambda=10176$)
design of number 3332 with respect to smaller t

3334: 3334 4-(23,8,1332) (complement has $\lambda=2544$)
derived from number 3332

3335: 3335 4-(23,9,3996) (complement has $\lambda=7632$)
residual design of number 3332

3336: 3336 5-(24,9,1350) (complement has $\lambda=2526$)
$PGL(2,23)$ (>1 isomorphism types)

3337: 3337 4-(24,9,5400) (complement has $\lambda=10104$)
design of number 3336 with respect to smaller t

3338: 3338 4-(23,8,1350) (complement has $\lambda=2526$)
derived from number 3336

3339: 3339 4-(23,9,4050) (complement has $\lambda=7578$)
residual design of number 3336

3340: 3340 5-(24,9,1356) (complement has $\lambda=2520$)
$PGL(2,23)$ (>1 isomorphism types)
derived from number 7920

3341: 3341 4-(24,9,5424) (complement has $\lambda=10080$)
design of number 3340 with respect to smaller t
derived from number 7923

3342: 3342 4-(23,8,1356) (complement has $\lambda=2520$)
derived from number 3340

3343: 3343 4-(23,9,4068) (complement has $\lambda=7560$)
residual design of number 3340
derived from number 7925

3344: 3344 5-(24,9,1368) (complement has $\lambda=2508$)
$PGL(2,23)$ (>1 isomorphism types)
design of number 7885 with respect to smaller t
derived from number 7889
residual design of number 7896

3345: 3345 4-(24,9,5472) (complement has $\lambda=10032$)
design of number 3344 with respect to smaller t
derived from number 7890
residual design of number 7897

3346: 3346 4-(23,8,1368) (complement has $\lambda=2508$)
derived from number 3344
residual design of number 5764
design of number 5766 with respect to smaller t

3347: 3347 4-(23,9,4104) (complement has $\lambda=7524$)
residual design of number 3344
derived from number 7833
design of number 7834 with respect to smaller t

3348: 3348 5-(24,9,1374) (complement has $\lambda=2502$)
$PGL(2,23)$ (>1 isomorphism types)

3349: 3349 4-(24,9,5496) (complement has $\lambda=10008$)
design of number 3348 with respect to smaller t

3350: 3350 4-(23,8,1374) (complement has $\lambda=2502$)
derived from number 3348

3351: 3351 4-(23,9,4122) (complement has $\lambda=7506$)
residual design of number 3348

3352: 3352 5-(24,9,138) (complement has $\lambda=3738$)
$PGL(2,23)$ (>1 isomorphism types)
$PSL(2,23)$

3353: 3353 4-(24,9,552) (complement has $\lambda=14952$)
design of number 3352 with respect to smaller t
derived from number 3766

3354: 3354 4-(23,8,138) (complement has $\lambda=3738$)
derived from number 3352

3355: 3355 5-(24,9,1386) (complement has $\lambda=2490$)
$PGL(2,23)$ (>1 isomorphism types)

3356: 3356 4-(24,9,5544) (complement has $\lambda=9960$)
design of number 3355 with respect to smaller t

3357: 3357 4-(23,8,1386) (complement has $\lambda=2490$)
derived from number 3355

3358: 3358 4-(23,9,4158) (complement has $\lambda=7470$)
residual design of number 3355

3359: 3359 5-(24,9,1404) (complement has $\lambda=2472$)
$PGL(2,23)$ (>1 isomorphism types)

3360: 3360 4-(24,9,5616) (complement has $\lambda=9888$)
design of number 3359 with respect to smaller t
residual design of number 8395
derived from number 8396

3361: 3361 4-(23,8,1404) (complement has $\lambda=2472$)
derived from number 3359

3362: 3362 4-(23,9,4212) (complement has $\lambda=7416$)
residual design of number 3359

3363: 3363 5-(24,9,1416) (complement has $\lambda=2460$)
$PGL(2,23)$ (>1 isomorphism types)

3364: 3364 4-(24,9,5664) (complement has $\lambda=9840$)
design of number 3363 with respect to smaller t

3365: 3365 4-(23,8,1416) (complement has $\lambda=2460$)
derived from number 3363

3366: 3366 4-(23,9,4248) (complement has $\lambda=7380$)
residual design of number 3363

3367: 3367 5-(24,9,1422) (complement has $\lambda=2454$)
$PGL(2,23)$ (>1 isomorphism types)

3368: 3368 4-(24,9,5688) (complement has $\lambda=9816$)
design of number 3367 with respect to smaller t

3369: 3369 4-(23,8,1422) (complement has $\lambda=2454$)
derived from number 3367

3370: 3370 4-(23,9,4266) (complement has $\lambda=7362$)
residual design of number 3367

3371: 3371 5-(24,9,1434) (complement has $\lambda=2442$)
$PGL(2,23)$ (>1 isomorphism types)

3372: 3372 4-(24,9,5736) (complement has $\lambda=9768$)
design of number 3371 with respect to smaller t

3373: 3373 4-(23,8,1434) (complement has $\lambda=2442$)
derived from number 3371

3374: 3374 4-(23,9,4302) (complement has $\lambda=7326$)
residual design of number 3371

3375: 3375 5-(24,9,144) (complement has $\lambda=3732$)
$PGL(2,23)$ (>1 isomorphism types)

3376: 3376 4-(24,9,576) (complement has $\lambda=14928$)
design of number 3375 with respect to smaller t
derived from number 3768
residual design of number 3879

3377: 3377 5-(24,9,1446) (complement has $\lambda=2430$)
$PSL(2,23)$ (>1 isomorphism types)

3378: 3378 4-(24,9,5784) (complement has $\lambda=9720$)
design of number 3377 with respect to smaller t

3379: 3379 4-(23,8,1446) (complement has $\lambda=2430$)
derived from number 3377

3380: 3380 4-(23,9,4338) (complement has $\lambda=7290$)
residual design of number 3377

3381: 3381 5-(24,9,1476) (complement has $\lambda=2400$)
$PGL(2,23)$ (>1 isomorphism types)

3382: 3382 4-(24,9,5904) (complement has $\lambda=9600$)
design of number 3381 with respect to smaller t
residual design of number 8417
derived from number 8418

3383: 3383 4-(23,8,1476) (complement has $\lambda=2400$)
derived from number 3381

3384: 3384 4-(23,9,4428) (complement has $\lambda=7200$)
residual design of number 3381

3385: 3385 5-(24,9,1482) (complement has $\lambda=2394$)
$PGL(2,23)$ (>1 isomorphism types)

3386: 3386 4-(24,9,5928) (complement has $\lambda=9576$)
design of number 3385 with respect to smaller t

3387: 3387 4-(23,8,1482) (complement has $\lambda=2394$)
derived from number 3385

3388: 3388 4-(23,9,4446) (complement has $\lambda=7182$)
residual design of number 3385

3389: 3389 5-(24,9,1494) (complement has $\lambda=2382$)
$PGL(2,23)$ (>1 isomorphism types)

3390: 3390 4-(24,9,5976) (complement has $\lambda=9528$)
design of number 3389 with respect to smaller t

3391: 3391 4-(23,8,1494) (complement has $\lambda=2382$)
derived from number 3389

3392: 3392 4-(23,9,4482) (complement has $\lambda=7146$)
residual design of number 3389

3393: 3393 5-(24,9,150) (complement has $\lambda=3726$)
$PGL(2,23)$ (>1 isomorphism types)

3394: 3394 4-(24,9,600) (complement has $\lambda=14904$)
design of number 3393 with respect to smaller t
derived from number 3770

3395: 3395 4-(23,8,150) (complement has $\lambda=3726$)
derived from number 3393

3396: 3396 5-(24,9,1500) (complement has $\lambda=2376$)
$M_{11}_{12}\times id_2$

3397: 3397 4-(24,9,6000) (complement has $\lambda=9504$)
design of number 3396 with respect to smaller t
residual design of number 8430
derived from number 8431

3398: 3398 4-(23,8,1500) (complement has $\lambda=2376$)
derived from number 3396

3399: 3399 4-(23,9,4500) (complement has $\lambda=7128$)
residual design of number 3396

3400: 3400 5-(24,9,1506) (complement has $\lambda=2370$)
$PSL(2,23)$ (>1 isomorphism types)

3401: 3401 4-(24,9,6024) (complement has $\lambda=9480$)
design of number 3400 with respect to smaller t

3402: 3402 4-(23,8,1506) (complement has $\lambda=2370$)
derived from number 3400

3403: 3403 4-(23,9,4518) (complement has $\lambda=7110$)
residual design of number 3400

3404: 3404 5-(24,9,1518) (complement has $\lambda=2358$)
$PGL(2,23)$ (>1 isomorphism types)

3405: 3405 4-(24,9,6072) (complement has $\lambda=9432$)
design of number 3404 with respect to smaller t

3406: 3406 4-(23,8,1518) (complement has $\lambda=2358$)
derived from number 3404

3407: 3407 4-(23,9,4554) (complement has $\lambda=7074$)
residual design of number 3404

3408: 3408 5-(24,9,1524) (complement has $\lambda=2352$)
$PGL(2,23)$ (>1 isomorphism types)

3409: 3409 4-(24,9,6096) (complement has $\lambda=9408$)
design of number 3408 with respect to smaller t

3410: 3410 4-(23,8,1524) (complement has $\lambda=2352$)
derived from number 3408

3411: 3411 4-(23,9,4572) (complement has $\lambda=7056$)
residual design of number 3408

3412: 3412 5-(24,9,1530) (complement has $\lambda=2346$)
$PGL(2,23)$ (>1 isomorphism types)

3413: 3413 4-(24,9,6120) (complement has $\lambda=9384$)
design of number 3412 with respect to smaller t

3414: 3414 4-(23,8,1530) (complement has $\lambda=2346$)
derived from number 3412

3415: 3415 4-(23,9,4590) (complement has $\lambda=7038$)
residual design of number 3412

3416: 3416 5-(24,9,1548) (complement has $\lambda=2328$)
$PGL(2,23)$ (>1 isomorphism types)

3417: 3417 4-(24,9,6192) (complement has $\lambda=9312$)
design of number 3416 with respect to smaller t

3418: 3418 4-(23,8,1548) (complement has $\lambda=2328$)
derived from number 3416

3419: 3419 4-(23,9,4644) (complement has $\lambda=6984$)
residual design of number 3416

3420: 3420 5-(24,9,156) (complement has $\lambda=3720$)
$PGL(2,23)$ (>1 isomorphism types)

3421: 3421 4-(24,9,624) (complement has $\lambda=14880$)
design of number 3420 with respect to smaller t
derived from number 3772
residual design of number 3881

3422: 3422 5-(24,9,1560) (complement has $\lambda=2316$)
$PGL(2,23)$ (>1 isomorphism types)

3423: 3423 4-(24,9,6240) (complement has $\lambda=9264$)
design of number 3422 with respect to smaller t

3424: 3424 4-(23,8,1560) (complement has $\lambda=2316$)
derived from number 3422

3425: 3425 4-(23,9,4680) (complement has $\lambda=6948$)
residual design of number 3422

3426: 3426 5-(24,9,1566) (complement has $\lambda=2310$)
$M_{11}_{12}\times id_2$

3427: 3427 4-(24,9,6264) (complement has $\lambda=9240$)
design of number 3426 with respect to smaller t

3428: 3428 4-(23,8,1566) (complement has $\lambda=2310$)
derived from number 3426

3429: 3429 4-(23,9,4698) (complement has $\lambda=6930$)
residual design of number 3426

3430: 3430 5-(24,9,1578) (complement has $\lambda=2298$)
$PGL(2,23)$ (>1 isomorphism types)

3431: 3431 4-(24,9,6312) (complement has $\lambda=9192$)
design of number 3430 with respect to smaller t

3432: 3432 4-(23,8,1578) (complement has $\lambda=2298$)
derived from number 3430

3433: 3433 4-(23,9,4734) (complement has $\lambda=6894$)
residual design of number 3430

3434: 3434 5-(24,9,1584) (complement has $\lambda=2292$)
$PGL(2,23)$ (>1 isomorphism types)

3435: 3435 4-(24,9,6336) (complement has $\lambda=9168$)
design of number 3434 with respect to smaller t
residual design of number 8464
derived from number 8465

3436: 3436 4-(23,8,1584) (complement has $\lambda=2292$)
derived from number 3434

3437: 3437 4-(23,9,4752) (complement has $\lambda=6876$)
residual design of number 3434

3438: 3438 5-(24,9,1596) (complement has $\lambda=2280$)
$PGL(2,23)$ (>1 isomorphism types)

3439: 3439 4-(24,9,6384) (complement has $\lambda=9120$)
design of number 3438 with respect to smaller t
residual design of number 3883

3440: 3440 4-(23,8,1596) (complement has $\lambda=2280$)
derived from number 3438
residual design of number 5772
design of number 5774 with respect to smaller t

3441: 3441 4-(23,9,4788) (complement has $\lambda=6840$)
residual design of number 3438

3442: 3442 5-(24,9,1602) (complement has $\lambda=2274$)
$PGL(2,23)$ (>1 isomorphism types)

3443: 3443 4-(24,9,6408) (complement has $\lambda=9096$)
design of number 3442 with respect to smaller t

3444: 3444 4-(23,8,1602) (complement has $\lambda=2274$)
derived from number 3442

3445: 3445 4-(23,9,4806) (complement has $\lambda=6822$)
residual design of number 3442

3446: 3446 5-(24,9,1608) (complement has $\lambda=2268$)
$PGL(2,23)$ (>1 isomorphism types)

3447: 3447 4-(24,9,6432) (complement has $\lambda=9072$)
design of number 3446 with respect to smaller t
residual design of number 8476
derived from number 8477

3448: 3448 4-(23,8,1608) (complement has $\lambda=2268$)
derived from number 3446

3449: 3449 4-(23,9,4824) (complement has $\lambda=6804$)
residual design of number 3446

3450: 3450 5-(24,9,1614) (complement has $\lambda=2262$)
$PSL(2,23)$ (>1 isomorphism types)

3451: 3451 4-(24,9,6456) (complement has $\lambda=9048$)
design of number 3450 with respect to smaller t

3452: 3452 4-(23,8,1614) (complement has $\lambda=2262$)
derived from number 3450

3453: 3453 4-(23,9,4842) (complement has $\lambda=6786$)
residual design of number 3450

3454: 3454 5-(24,9,1620) (complement has $\lambda=2256$)
$PGL(2,23)$ (>1 isomorphism types)

3455: 3455 4-(24,9,6480) (complement has $\lambda=9024$)
design of number 3454 with respect to smaller t
residual design of number 8490
derived from number 8491

3456: 3456 4-(23,8,1620) (complement has $\lambda=2256$)
derived from number 3454

3457: 3457 4-(23,9,4860) (complement has $\lambda=6768$)
residual design of number 3454

3458: 3458 5-(24,9,1632) (complement has $\lambda=2244$)
$PGL(2,23)$ (>1 isomorphism types)

3459: 3459 4-(24,9,6528) (complement has $\lambda=8976$)
design of number 3458 with respect to smaller t
residual design of number 3886

3460: 3460 4-(23,8,1632) (complement has $\lambda=2244$)
derived from number 3458
residual design of number 6272

3461: 3461 4-(23,9,4896) (complement has $\lambda=6732$)
residual design of number 3458

3462: 3462 5-(24,9,1638) (complement has $\lambda=2238$)
$PGL(2,23)$ (>1 isomorphism types)

3463: 3463 4-(24,9,6552) (complement has $\lambda=8952$)
design of number 3462 with respect to smaller t

3464: 3464 4-(23,8,1638) (complement has $\lambda=2238$)
derived from number 3462

3465: 3465 4-(23,9,4914) (complement has $\lambda=6714$)
residual design of number 3462

3466: 3466 5-(24,9,1656) (complement has $\lambda=2220$)
$PGL(2,23)$ (>1 isomorphism types)

3467: 3467 4-(24,9,6624) (complement has $\lambda=8880$)
design of number 3466 with respect to smaller t

3468: 3468 4-(23,8,1656) (complement has $\lambda=2220$)
derived from number 3466

3469: 3469 4-(23,9,4968) (complement has $\lambda=6660$)
residual design of number 3466

3470: 3470 5-(24,9,1674) (complement has $\lambda=2202$)
$PGL(2,23)$ (>1 isomorphism types)

3471: 3471 4-(24,9,6696) (complement has $\lambda=8808$)
design of number 3470 with respect to smaller t

3472: 3472 4-(23,8,1674) (complement has $\lambda=2202$)
derived from number 3470

3473: 3473 4-(23,9,5022) (complement has $\lambda=6606$)
residual design of number 3470

3474: 3474 5-(24,9,1680) (complement has $\lambda=2196$)
$M_{24}$ 1 isomorphism type

3475: 3475 4-(24,9,6720) (complement has $\lambda=8784$)
design of number 3474 with respect to smaller t

3476: 3476 4-(23,8,1680) (complement has $\lambda=2196$)
derived from number 3474

3477: 3477 4-(23,9,5040) (complement has $\lambda=6588$)
residual design of number 3474

3478: 3478 5-(24,9,1686) (complement has $\lambda=2190$)
$PGL(2,23)$ (>1 isomorphism types)

3479: 3479 4-(24,9,6744) (complement has $\lambda=8760$)
design of number 3478 with respect to smaller t

3480: 3480 4-(23,8,1686) (complement has $\lambda=2190$)
derived from number 3478

3481: 3481 4-(23,9,5058) (complement has $\lambda=6570$)
residual design of number 3478

3482: 3482 5-(24,9,1692) (complement has $\lambda=2184$)
$PGL(2,23)$ (>1 isomorphism types)

3483: 3483 4-(24,9,6768) (complement has $\lambda=8736$)
design of number 3482 with respect to smaller t
residual design of number 8513
derived from number 8514

3484: 3484 4-(23,8,1692) (complement has $\lambda=2184$)
derived from number 3482

3485: 3485 4-(23,9,5076) (complement has $\lambda=6552$)
residual design of number 3482
derived from number 10621

3486: 3486 5-(24,9,1710) (complement has $\lambda=2166$)
$PGL(2,23)$ (>1 isomorphism types)

3487: 3487 4-(24,9,6840) (complement has $\lambda=8664$)
design of number 3486 with respect to smaller t

3488: 3488 4-(23,8,1710) (complement has $\lambda=2166$)
derived from number 3486

3489: 3489 4-(23,9,5130) (complement has $\lambda=6498$)
residual design of number 3486

3490: 3490 5-(24,9,1716) (complement has $\lambda=2160$)
\cite{Driessen78} $M_{24}$ 1 isomorphism type
$PGL(2,23)$ (>1 isomorphism types)
derived from number 7953

3491: 3491 4-(24,9,6864) (complement has $\lambda=8640$)
design of number 3490 with respect to smaller t
derived from number 7955
residual design of number 8527

3492: 3492 4-(23,8,1716) (complement has $\lambda=2160$)
derived from number 3490

3493: 3493 4-(23,9,5148) (complement has $\lambda=6480$)
residual design of number 3490
derived from number 7956

3494: 3494 5-(24,9,1728) (complement has $\lambda=2148$)
$PGL(2,23)$ (>1 isomorphism types)
residual design of number 10488
derived from number 10489

3495: 3495 4-(24,9,6912) (complement has $\lambda=8592$)
design of number 3494 with respect to smaller t
residual design of number 3889
derived from number 8532

3496: 3496 4-(23,9,5184) (complement has $\lambda=6444$)
residual design of number 3494
derived from number 10491

3497: 3497 5-(24,9,1740) (complement has $\lambda=2136$)
$PSL(2,23)$ (>1 isomorphism types)

3498: 3498 4-(24,9,6960) (complement has $\lambda=8544$)
design of number 3497 with respect to smaller t

3499: 3499 4-(23,8,1740) (complement has $\lambda=2136$)
derived from number 3497

3500: 3500 4-(23,9,5220) (complement has $\lambda=6408$)
residual design of number 3497

3501: 3501 5-(24,9,1746) (complement has $\lambda=2130$)
$PSL(2,23)$ (>1 isomorphism types)

3502: 3502 4-(24,9,6984) (complement has $\lambda=8520$)
design of number 3501 with respect to smaller t

3503: 3503 4-(23,8,1746) (complement has $\lambda=2130$)
derived from number 3501

3504: 3504 4-(23,9,5238) (complement has $\lambda=6390$)
residual design of number 3501

3505: 3505 5-(24,9,1752) (complement has $\lambda=2124$)
$PGL(2,23)$ (>1 isomorphism types)

3506: 3506 4-(24,9,7008) (complement has $\lambda=8496$)
design of number 3505 with respect to smaller t
residual design of number 8539
derived from number 8540

3507: 3507 4-(23,8,1752) (complement has $\lambda=2124$)
derived from number 3505

3508: 3508 4-(23,9,5256) (complement has $\lambda=6372$)
residual design of number 3505

3509: 3509 5-(24,9,1776) (complement has $\lambda=2100$)
$PSL(2,23)$ (>1 isomorphism types)

3510: 3510 4-(24,9,7104) (complement has $\lambda=8400$)
design of number 3509 with respect to smaller t

3511: 3511 4-(23,8,1776) (complement has $\lambda=2100$)
derived from number 3509

3512: 3512 4-(23,9,5328) (complement has $\lambda=6300$)
residual design of number 3509

3513: 3513 5-(24,9,1788) (complement has $\lambda=2088$)
$PGL(2,23)$ (>1 isomorphism types)

3514: 3514 4-(24,9,7152) (complement has $\lambda=8352$)
design of number 3513 with respect to smaller t

3515: 3515 4-(23,8,1788) (complement has $\lambda=2088$)
derived from number 3513

3516: 3516 4-(23,9,5364) (complement has $\lambda=6264$)
residual design of number 3513

3517: 3517 5-(24,9,180) (complement has $\lambda=3696$)
$PGL(2,23)$ (>1 isomorphism types)

3518: 3518 4-(24,9,720) (complement has $\lambda=14784$)
design of number 3517 with respect to smaller t
derived from number 3774
residual design of number 3891

3519: 3519 5-(24,9,1806) (complement has $\lambda=2070$)
$PGL(2,23)$ (>1 isomorphism types)

3520: 3520 4-(24,9,7224) (complement has $\lambda=8280$)
design of number 3519 with respect to smaller t

3521: 3521 4-(23,8,1806) (complement has $\lambda=2070$)
derived from number 3519

3522: 3522 4-(23,9,5418) (complement has $\lambda=6210$)
residual design of number 3519

3523: 3523 5-(24,9,1812) (complement has $\lambda=2064$)
$PGL(2,23)$ (>1 isomorphism types)

3524: 3524 4-(24,9,7248) (complement has $\lambda=8256$)
design of number 3523 with respect to smaller t

3525: 3525 4-(23,8,1812) (complement has $\lambda=2064$)
derived from number 3523

3526: 3526 4-(23,9,5436) (complement has $\lambda=6192$)
residual design of number 3523

3527: 3527 5-(24,9,1824) (complement has $\lambda=2052$)
$PGL(2,23)$ (>1 isomorphism types)
design of number 7887 with respect to smaller t
derived from number 7892
residual design of number 7899

3528: 3528 4-(24,9,7296) (complement has $\lambda=8208$)
design of number 3527 with respect to smaller t
derived from number 7893
residual design of number 7900

3529: 3529 4-(23,8,1824) (complement has $\lambda=2052$)
derived from number 3527
residual design of number 5779
design of number 5781 with respect to smaller t

3530: 3530 4-(23,9,5472) (complement has $\lambda=6156$)
residual design of number 3527
derived from number 7841
design of number 7842 with respect to smaller t

3531: 3531 5-(24,9,1830) (complement has $\lambda=2046$)
$PGL(2,23)$ (>1 isomorphism types)

3532: 3532 4-(24,9,7320) (complement has $\lambda=8184$)
design of number 3531 with respect to smaller t

3533: 3533 4-(23,8,1830) (complement has $\lambda=2046$)
derived from number 3531

3534: 3534 4-(23,9,5490) (complement has $\lambda=6138$)
residual design of number 3531

3535: 3535 5-(24,9,1836) (complement has $\lambda=2040$)
$PGL(2,23)$ (>1 isomorphism types)
residual design of number 8008

3536: 3536 4-(23,8,1836) (complement has $\lambda=2040$)
derived from number 3535
residual design of number 6274

3537: 3537 4-(23,9,5508) (complement has $\lambda=6120$)
residual design of number 3535

3538: 3538 5-(24,9,1842) (complement has $\lambda=2034$)
$PGL(2,23)$ (>1 isomorphism types)

3539: 3539 4-(24,9,7368) (complement has $\lambda=8136$)
design of number 3538 with respect to smaller t
derived from number 3776

3540: 3540 4-(23,8,1842) (complement has $\lambda=2034$)
derived from number 3538

3541: 3541 5-(24,9,1848) (complement has $\lambda=2028$)
$PGL(2,23)$ (>1 isomorphism types)

3542: 3542 4-(24,9,7392) (complement has $\lambda=8112$)
design of number 3541 with respect to smaller t
derived from number 3778

3543: 3543 4-(23,8,1848) (complement has $\lambda=2028$)
derived from number 3541

3544: 3544 5-(24,9,1860) (complement has $\lambda=2016$)
$M_{11}_{12}\times id_2$
$PSL(2,23)$ (>1 isomorphism types)

3545: 3545 4-(24,9,7440) (complement has $\lambda=8064$)
design of number 3544 with respect to smaller t
residual design of number 8572
derived from number 8573

3546: 3546 4-(23,8,1860) (complement has $\lambda=2016$)
derived from number 3544

3547: 3547 4-(23,9,5580) (complement has $\lambda=6048$)
residual design of number 3544

3548: 3548 5-(24,9,1872) (complement has $\lambda=2004$)
$PGL(2,23)$ (>1 isomorphism types)

3549: 3549 4-(24,9,7488) (complement has $\lambda=8016$)
design of number 3548 with respect to smaller t

3550: 3550 4-(23,8,1872) (complement has $\lambda=2004$)
derived from number 3548

3551: 3551 4-(23,9,5616) (complement has $\lambda=6012$)
residual design of number 3548

3552: 3552 5-(24,9,1878) (complement has $\lambda=1998$)
$PGL(2,23)$ (>1 isomorphism types)

3553: 3553 4-(24,9,7512) (complement has $\lambda=7992$)
design of number 3552 with respect to smaller t

3554: 3554 4-(23,8,1878) (complement has $\lambda=1998$)
derived from number 3552

3555: 3555 4-(23,9,5634) (complement has $\lambda=5994$)
residual design of number 3552

3556: 3556 5-(24,9,1896) (complement has $\lambda=1980$)
$PGL(2,23)$ (>1 isomorphism types)
derived from number 7959

3557: 3557 4-(24,9,7584) (complement has $\lambda=7920$)
design of number 3556 with respect to smaller t
derived from number 7961

3558: 3558 4-(23,8,1896) (complement has $\lambda=1980$)
derived from number 3556

3559: 3559 4-(23,9,5688) (complement has $\lambda=5940$)
residual design of number 3556
derived from number 7962

3560: 3560 5-(24,9,1902) (complement has $\lambda=1974$)
$PGL(2,23)$ (>1 isomorphism types)

3561: 3561 4-(24,9,7608) (complement has $\lambda=7896$)
design of number 3560 with respect to smaller t

3562: 3562 4-(23,8,1902) (complement has $\lambda=1974$)
derived from number 3560

3563: 3563 4-(23,9,5706) (complement has $\lambda=5922$)
residual design of number 3560

3564: 3564 5-(24,9,1908) (complement has $\lambda=1968$)
$PGL(2,23)$ (>1 isomorphism types)

3565: 3565 4-(24,9,7632) (complement has $\lambda=7872$)
design of number 3564 with respect to smaller t
derived from number 3780
residual design of number 8581

3566: 3566 4-(23,8,1908) (complement has $\lambda=1968$)
derived from number 3564

3567: 3567 5-(24,9,1914) (complement has $\lambda=1962$)
$PGL(2,23)$ (>1 isomorphism types)

3568: 3568 4-(24,9,7656) (complement has $\lambda=7848$)
design of number 3567 with respect to smaller t

3569: 3569 4-(23,8,1914) (complement has $\lambda=1962$)
derived from number 3567

3570: 3570 4-(23,9,5742) (complement has $\lambda=5886$)
residual design of number 3567

3571: 3571 5-(24,9,1920) (complement has $\lambda=1956$)
$PGL(2,23)$ (>1 isomorphism types)

3572: 3572 4-(24,9,7680) (complement has $\lambda=7824$)
design of number 3571 with respect to smaller t
derived from number 3782

3573: 3573 4-(23,8,1920) (complement has $\lambda=1956$)
derived from number 3571

3574: 3574 5-(24,9,1926) (complement has $\lambda=1950$)
$PGL(2,23)$ (>1 isomorphism types)
derived from number 7965

3575: 3575 4-(24,9,7704) (complement has $\lambda=7800$)
design of number 3574 with respect to smaller t
derived from number 7968

3576: 3576 4-(23,8,1926) (complement has $\lambda=1950$)
derived from number 3574

3577: 3577 4-(23,9,5778) (complement has $\lambda=5850$)
residual design of number 3574
derived from number 7970

3578: 3578 5-(24,9,1932) (complement has $\lambda=1944$)
$PGL(2,23)$ (>1 isomorphism types)
derived from number 10517

3579: 3579 4-(24,9,7728) (complement has $\lambda=7776$)
design of number 3578 with respect to smaller t
derived from number 3784
residual design of number 8588

3580: 3580 4-(23,8,1932) (complement has $\lambda=1944$)
derived from number 3578

3581: 3581 4-(23,9,5796) (complement has $\lambda=5832$)
residual design of number 3578
derived from number 7984

3582: 3582 5-(24,9,1938) (selfcomplementary)
$PSL(2,23)$ (>1 isomorphism types) halving of complete design!
design of number 5787 with respect to smaller t
complementary design of number 5787 with respect to smaller t
derived from number 5788
derived from complement of number 5788

3583: 3583 4-(24,9,7752) (selfcomplementary)
design of number 3582 with respect to smaller t
complementary design of number 3582 with respect to smaller t
derived from number 3787
derived from complement of number 3787

3584: 3584 4-(23,8,1938) (selfcomplementary)
derived from number 3582
derived from complement of number 3582
design of number 5659 with respect to smaller t
complementary design of number 5659 with respect to smaller t

3585: 3585 5-(24,9,210) (complement has $\lambda=3666$)
$PGL(2,23)$ (>1 isomorphism types)

3586: 3586 4-(24,9,840) (complement has $\lambd