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 2 1 1 1 1 1 1 2 1 1 1 1 2 2 1 1 1 1 1 1 1 2 1 2 1 1 1 2 1 1 2 1 0 8 0 0 0 0 0 0 0 0 0 0 0 8 8 8 0 0 0 0 8 8 8 8 0 8 8 0 8 8 0 8 0 8 8 8 0 8 0 0 8 8 0 0 8 8 8 8 8 0 0 0 0 0 0 8 8 0 0 8 8 0 8 0 8 0 0 0 0 0 0 8 8 8 8 0 8 0 0 0 0 0 8 0 0 0 0 0 0 0 0 8 8 8 8 8 0 8 8 8 0 8 8 8 0 8 8 0 0 0 0 8 8 0 0 0 8 8 8 8 0 8 0 8 8 8 8 0 0 0 0 8 0 8 8 8 0 0 0 0 0 8 8 0 0 8 8 0 8 0 0 0 0 0 0 0 8 0 0 0 0 0 0 8 0 0 0 0 0 0 8 8 8 0 8 8 0 8 8 0 0 0 0 0 0 0 0 8 0 8 8 8 8 8 0 0 0 8 8 0 8 8 0 8 0 0 8 0 8 8 0 0 8 0 0 8 8 0 8 8 0 0 0 0 8 0 8 8 8 0 0 8 0 8 0 8 0 0 8 8 0 0 0 0 8 0 0 0 0 0 8 0 8 0 8 0 8 0 8 8 8 0 0 8 0 8 8 8 8 8 8 8 0 0 0 0 0 8 0 0 0 0 0 8 0 8 0 8 8 0 0 8 8 8 8 8 0 8 0 8 8 8 8 8 0 0 8 0 0 0 8 0 8 8 8 0 8 8 8 0 0 0 0 0 0 8 0 0 0 8 0 0 8 0 0 8 8 8 8 0 8 0 8 8 0 8 0 0 8 8 8 8 8 8 8 8 0 8 8 8 0 8 0 0 8 8 0 0 0 8 8 8 8 8 0 0 0 8 8 8 8 8 0 8 0 8 0 8 8 0 0 8 0 0 0 0 0 0 8 8 0 0 0 0 0 0 8 0 0 8 0 8 0 8 0 0 0 8 0 0 0 8 8 8 8 8 0 0 8 0 8 8 0 8 0 8 8 0 8 8 8 0 0 8 0 0 8 0 8 8 0 0 8 0 0 0 8 0 0 0 0 8 0 8 0 8 8 8 8 8 0 8 0 0 8 8 0 8 0 0 0 0 0 0 0 0 0 8 0 8 8 8 0 8 0 8 0 0 8 8 8 0 0 8 8 8 8 0 0 8 0 0 0 8 0 8 0 8 8 8 0 0 8 8 8 8 0 8 8 0 8 0 8 8 8 0 8 8 0 0 8 0 8 8 8 8 0 0 8 8 0 0 0 0 0 0 0 0 8 0 0 0 0 0 0 0 0 0 8 8 8 0 0 8 8 8 8 8 0 8 0 8 0 8 8 0 8 0 8 8 8 8 8 8 0 0 8 8 8 8 8 8 8 0 0 8 0 8 8 0 8 8 0 0 0 8 0 8 8 8 0 0 0 0 0 0 0 8 0 0 8 0 0 0 8 0 0 0 0 0 generates a code of length 80 over Z16 who´s minimum homogenous weight is 70. Homogenous weight enumerator: w(x)=1x^0+45x^70+83x^72+82x^74+119x^76+137x^78+3211x^80+152x^82+105x^84+48x^86+28x^88+22x^90+21x^92+17x^94+10x^96+8x^98+3x^100+1x^102+2x^104+1x^136 The gray image is a code over GF(2) with n=640, k=12 and d=280. This code was found by Heurico 1.16 in 3.17 seconds.