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 1 1 1 1 1 1 1 2 2 2 1 2 4 1 1 8 2 1 8 2 1 1 1 1 8 1 2 1 1 2 8 1 1 1 0 1 1 2 0 8 4 2 1 1 1 1 1 2 1 1 1 2 1 1 2 1 2 0 2 0 2 0 0 6 6 4 14 2 4 12 10 14 12 4 4 14 2 4 4 10 12 14 6 14 4 8 0 10 10 14 4 2 2 2 8 4 4 4 0 2 10 6 6 2 6 2 4 2 14 0 8 4 14 6 12 8 12 14 2 2 2 12 14 6 2 0 12 10 2 6 4 6 10 4 6 10 10 2 0 0 2 2 12 6 6 0 4 4 14 2 0 4 2 14 2 14 8 10 4 10 8 0 6 14 4 8 0 10 2 6 12 2 12 12 2 12 2 2 14 10 12 8 0 10 4 6 2 4 2 10 4 2 2 8 2 4 2 10 6 10 14 2 2 2 14 0 12 2 14 4 4 14 12 10 12 8 0 12 2 0 0 0 8 0 0 0 0 0 0 8 8 8 0 8 0 8 0 8 0 0 8 8 0 8 8 8 8 8 8 8 0 8 0 0 0 8 8 8 0 0 0 8 0 8 0 0 0 0 8 0 8 0 0 8 8 0 8 8 0 0 8 8 8 8 8 8 0 0 8 0 0 8 8 0 8 8 0 0 8 0 0 0 0 0 8 0 0 0 8 0 0 0 8 0 8 8 0 8 8 0 8 8 8 0 8 8 8 0 0 8 0 0 8 8 8 0 8 8 8 8 8 8 0 0 0 8 0 0 0 8 0 0 8 0 8 8 8 0 8 8 0 8 8 0 0 0 8 0 8 0 0 8 0 8 8 0 8 8 0 0 0 0 0 0 0 0 8 0 0 0 8 8 8 0 8 8 0 0 8 0 8 8 8 8 8 0 8 8 8 0 0 0 0 0 0 0 8 8 8 0 8 0 0 0 8 0 0 8 0 8 8 8 0 0 8 0 8 8 8 8 8 8 8 0 8 0 8 0 0 8 0 8 8 0 8 8 0 0 0 8 0 0 0 0 0 0 0 0 8 0 0 0 0 8 8 0 0 0 8 0 8 8 0 8 8 0 0 0 8 8 8 8 0 8 8 8 0 0 8 8 8 8 8 0 0 8 0 0 8 0 8 0 8 8 8 8 0 0 0 0 8 8 0 0 8 0 0 8 8 8 0 0 0 8 0 0 0 8 0 8 0 0 8 0 0 0 0 0 0 0 8 8 0 8 8 0 8 0 0 8 0 0 8 0 8 8 0 8 8 0 0 0 0 8 0 8 8 0 8 0 0 8 0 0 8 8 8 0 8 0 0 8 8 0 8 0 8 0 0 8 8 8 8 0 0 8 0 0 0 0 0 8 8 8 8 8 8 0 0 0 0 0 8 0 generates a code of length 81 over Z16 who´s minimum homogenous weight is 71. Homogenous weight enumerator: w(x)=1x^0+72x^71+246x^72+324x^73+662x^74+630x^75+1406x^76+1456x^77+2597x^78+3202x^79+3761x^80+4106x^81+3928x^82+3144x^83+2681x^84+1402x^85+1254x^86+638x^87+526x^88+226x^89+221x^90+104x^91+72x^92+30x^93+32x^94+16x^95+10x^96+8x^97+4x^98+2x^99+4x^102+1x^106+1x^110+1x^116 The gray image is a code over GF(2) with n=648, k=15 and d=284. This code was found by Heurico 1.16 in 26.7 seconds.