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 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 2 2 1 1 1 1 1 1 4 1 2 1 2 2 1 2 1 0 1 1 4 2 0 12 0 0 0 4 12 4 8 12 8 12 0 4 8 12 0 12 4 8 0 12 12 0 0 12 4 4 8 0 8 12 0 12 8 8 4 12 8 12 4 0 0 0 0 0 8 8 12 12 4 4 4 4 4 12 4 8 0 4 8 0 12 8 12 4 8 8 8 8 8 8 0 8 0 4 4 8 8 0 0 0 12 0 4 4 4 8 0 4 8 4 4 0 12 0 0 12 12 12 0 8 0 4 8 0 4 4 4 0 4 8 12 8 8 12 0 12 12 4 8 4 0 0 4 12 0 0 12 12 8 8 0 0 8 4 8 8 0 0 4 8 12 0 4 12 12 8 12 0 4 12 8 0 12 4 4 12 0 4 0 0 0 12 4 0 4 4 8 0 12 4 4 4 8 0 8 8 12 0 12 4 8 12 4 12 8 4 8 0 4 0 4 0 12 8 4 0 12 0 4 8 12 0 12 8 0 4 12 4 12 0 4 12 8 12 4 4 12 12 12 12 8 4 12 4 4 4 12 12 4 0 12 4 4 12 0 0 4 4 0 0 0 0 8 0 0 8 8 8 0 0 0 0 8 8 8 0 8 8 8 8 8 0 8 0 8 8 0 0 8 0 8 8 8 0 0 0 8 0 8 0 0 8 0 8 8 0 8 0 8 0 8 8 8 0 0 8 8 0 8 8 8 8 0 8 0 8 0 8 0 8 8 8 0 0 8 0 0 0 0 0 0 0 0 8 0 0 0 0 8 8 0 8 8 0 8 0 8 0 8 8 8 8 0 0 8 0 8 8 8 8 0 8 0 8 0 0 8 8 8 0 8 0 0 8 8 0 8 8 8 8 0 0 0 8 8 8 8 8 8 8 8 8 0 0 8 0 8 0 0 0 0 0 8 0 8 8 8 0 generates a code of length 80 over Z16 who´s minimum homogenous weight is 72. Homogenous weight enumerator: w(x)=1x^0+77x^72+161x^74+8x^75+199x^76+136x^77+426x^78+608x^79+911x^80+672x^81+422x^82+88x^83+136x^84+24x^85+102x^86+51x^88+37x^90+24x^92+4x^94+7x^96+1x^100+1x^136 The gray image is a code over GF(2) with n=640, k=12 and d=288. This code was found by Heurico 1.16 in 1 seconds.