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 1 2 1 2 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 2 1 1 2 1 1 1 1 2 1 2 1 1 2 1 1 1 4 2 1 4 1 1 4 1 1 2 2 0 8 0 0 0 0 0 0 0 0 8 0 8 8 0 8 0 0 8 0 0 0 8 8 0 0 0 0 8 8 0 0 8 8 8 8 8 0 8 8 8 0 0 8 0 8 0 0 8 0 8 8 8 0 8 8 8 8 8 8 8 0 0 0 0 8 0 8 8 0 8 8 8 0 8 8 0 8 0 0 0 0 0 8 0 0 0 0 0 0 0 8 8 8 0 8 8 0 0 0 0 0 8 8 0 0 0 0 8 8 0 8 8 0 0 8 8 8 8 0 8 0 8 0 0 0 0 8 0 8 8 8 8 0 0 0 0 0 0 8 0 8 8 0 0 0 8 8 8 8 8 8 0 0 0 0 8 8 0 8 8 0 0 0 0 8 0 0 0 0 0 8 0 8 0 8 8 0 0 8 0 0 8 8 8 0 0 0 8 0 0 0 0 0 8 8 0 8 8 8 8 8 0 8 0 8 8 0 0 0 8 8 8 0 8 0 0 8 8 0 0 0 8 0 0 8 0 8 0 8 0 8 0 0 0 8 0 8 8 8 0 0 8 0 0 0 0 8 0 0 0 0 8 0 0 0 0 8 8 0 8 8 0 0 8 8 8 8 0 0 8 8 0 8 0 8 0 0 0 8 0 8 0 8 0 8 8 8 0 8 0 8 0 0 0 0 8 0 8 8 0 0 8 8 8 8 0 8 8 8 0 8 8 0 8 0 8 0 0 0 8 8 0 0 0 0 0 0 0 8 0 0 0 8 0 0 8 8 8 8 0 0 0 8 8 8 0 8 8 0 0 0 8 0 0 8 0 0 8 8 8 8 8 8 8 8 8 0 8 8 8 8 8 0 8 0 8 8 8 8 0 8 8 8 8 8 8 8 0 8 8 8 0 0 0 0 8 0 8 0 8 8 8 0 8 0 0 0 0 0 0 8 0 0 8 0 8 8 0 0 0 8 0 8 0 8 8 8 8 0 0 0 0 8 0 8 8 0 8 0 0 0 8 8 8 8 0 0 0 8 0 0 8 0 0 8 8 8 0 8 0 8 0 8 8 8 8 8 0 8 0 8 0 8 8 0 0 8 8 8 8 8 0 8 8 8 0 0 0 0 0 0 0 8 0 8 8 8 0 0 0 8 0 0 8 8 0 8 0 8 0 8 0 8 8 8 0 8 0 0 0 8 0 0 8 0 0 0 0 8 8 8 8 8 8 0 0 8 8 8 8 0 0 0 8 8 0 8 0 0 0 8 0 0 8 0 0 0 8 8 0 0 8 8 0 8 0 0 0 0 0 0 0 0 0 8 8 8 0 0 8 0 0 8 8 8 0 8 8 0 8 8 8 8 8 0 0 8 8 0 0 8 0 0 0 0 0 8 8 0 8 0 8 0 0 8 0 8 0 8 8 8 0 8 0 0 0 0 8 8 0 0 0 0 0 0 0 8 8 0 8 8 8 8 8 8 0 8 generates a code of length 81 over Z16 who´s minimum homogenous weight is 72. Homogenous weight enumerator: w(x)=1x^0+112x^72+26x^74+177x^76+200x^78+565x^80+2048x^81+492x^82+263x^84+40x^86+79x^88+10x^90+45x^92+22x^96+8x^100+5x^104+2x^108+1x^132 The gray image is a code over GF(2) with n=648, k=12 and d=288. This code was found by Heurico 1.16 in 12.2 seconds.