The generator matrix 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 8 2 1 1 2 0 1 2 8 0 1 4 1 1 1 2 4 8 1 1 1 1 12 1 1 2 0 2 1 1 1 4 1 12 1 4 2 1 1 8 2 0 2 0 6 0 6 4 2 4 14 2 12 6 10 8 4 4 6 2 12 6 12 6 4 2 6 6 4 14 2 0 6 2 2 14 2 10 4 8 14 2 2 12 0 0 2 2 6 0 6 2 12 14 0 6 2 2 2 4 0 8 14 4 2 14 0 0 12 0 0 0 4 0 0 0 8 8 0 8 12 4 12 4 4 12 4 8 4 4 8 0 0 4 8 0 8 4 12 12 0 8 4 8 0 4 8 4 12 12 4 4 4 4 0 8 4 4 12 0 12 8 12 8 0 8 8 12 4 8 8 0 0 0 12 0 0 0 4 0 8 0 8 4 4 8 8 8 4 12 8 8 8 8 4 12 0 12 12 4 8 4 4 8 0 12 0 0 12 8 4 8 12 12 12 12 4 0 8 12 0 4 8 12 12 8 8 8 12 8 4 12 8 4 0 8 0 0 0 0 12 0 0 8 4 12 12 8 4 12 12 12 0 0 12 12 12 8 0 12 8 8 4 8 8 0 0 8 0 12 0 4 4 8 4 4 12 4 4 0 0 0 4 8 8 12 12 12 0 4 8 0 4 12 0 8 0 4 12 12 12 0 0 0 0 0 8 0 8 8 0 8 8 8 0 0 8 8 8 0 8 8 0 8 0 0 8 8 0 0 8 0 0 0 0 8 8 8 8 0 0 0 8 0 8 0 0 0 8 0 8 0 0 0 8 0 0 8 8 8 0 8 0 8 0 0 0 0 0 0 0 0 8 0 0 0 0 0 0 0 0 0 0 8 8 8 8 8 8 8 0 0 8 0 8 8 8 0 8 8 8 8 0 0 8 8 8 8 0 8 8 0 0 0 0 8 0 0 8 8 8 8 0 0 0 8 0 0 8 0 8 generates a code of length 65 over Z16 who´s minimum homogenous weight is 55. Homogenous weight enumerator: w(x)=1x^0+70x^55+140x^56+282x^57+434x^58+704x^59+1008x^60+1630x^61+2451x^62+2956x^63+4223x^64+5020x^65+4155x^66+3208x^67+2452x^68+1512x^69+952x^70+660x^71+367x^72+214x^73+110x^74+62x^75+50x^76+42x^77+21x^78+18x^79+12x^80+4x^81+5x^82+2x^83+2x^84+1x^88 The gray image is a code over GF(2) with n=520, k=15 and d=220. This code was found by Heurico 1.16 in 23.1 seconds.