The generator matrix

 1  0  0  1  1  1  1  1  1  1  1  7  1  1  1  1  1  1  1 42  1  1  1  1  1  1  1  1 35  1  1  1 28  1  1 14  1
 0  1  0 36 31 16 35 17  1  9 34  1 48 23 20 28  8  3  6  1 14 38 39 40 30 25 45 13  1  9 20 24  1 30 21  1 14
 0  0  1  5 31 34 36  4  8  3 46 34  6 33  7 23 11 41 26  9 38 21 12 42  1 27 40 10 41  2 35 39 25 11 46 44 28

generates a code of length 37 over Z49 who´s minimum homogenous weight is 208.

Homogenous weight enumerator: w(x)=1x^0+2604x^208+204x^210+1092x^211+1680x^212+4830x^213+3570x^214+10164x^215+294x^216+1044x^217+5754x^218+4872x^219+7980x^220+3444x^221+13020x^222+1764x^223+3096x^224+11676x^225+7854x^226+11886x^227+5334x^228+15372x^229+42x^231+54x^238+12x^245+6x^252

The gray image is a code over GF(7) with n=259, k=6 and d=208.
This code was found by Heurico 1.16 in 2.5 seconds.