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 1 1 1 1 1 1 1 2 2 1 1 1 1 1 2 1 1 1 2 1 1 1 2 1 1 1 2 1 1 1 1 1 2 1 2 1 4 8 4 0 4 1 2 1 4 2 0 12 0 4 0 0 4 12 8 12 0 12 0 12 8 12 8 8 4 4 12 12 0 0 12 4 0 8 4 8 0 12 0 8 4 12 0 0 12 12 0 0 12 12 4 0 0 0 8 4 0 8 12 4 4 8 4 4 8 8 8 12 0 12 0 4 0 8 8 12 0 8 12 4 12 8 4 8 4 0 0 0 12 4 0 12 4 8 4 4 0 0 0 4 4 8 4 8 12 8 12 8 8 4 8 8 8 12 4 8 12 4 0 4 4 0 0 12 4 8 0 8 0 0 12 4 8 4 4 12 4 0 0 8 4 8 12 0 4 0 8 12 0 0 12 4 0 0 4 8 12 8 0 8 8 0 12 0 4 0 0 0 0 8 0 0 0 0 0 8 8 0 8 0 8 8 8 0 0 0 8 8 8 8 8 8 8 0 0 0 8 8 0 0 0 0 0 0 0 0 0 0 8 8 8 0 8 8 8 0 8 8 8 8 0 8 0 0 8 8 8 8 8 8 8 0 8 8 0 8 0 0 0 0 8 0 0 0 0 0 0 0 0 0 8 0 0 8 8 8 8 0 0 8 8 8 0 0 0 8 0 0 0 0 8 0 8 8 8 8 8 8 0 0 0 0 0 0 0 0 8 8 8 8 0 8 8 0 0 8 8 0 0 8 8 8 0 8 0 8 0 0 0 8 0 0 8 8 0 0 8 0 8 8 8 0 0 0 0 0 0 0 0 0 0 8 0 0 8 0 8 8 0 8 0 0 8 8 8 8 8 8 8 0 8 0 0 0 0 8 8 8 0 0 0 0 8 8 8 8 8 0 0 8 8 0 8 0 8 8 8 8 0 0 0 0 8 8 0 0 8 8 8 8 8 8 0 0 0 0 8 0 8 0 8 8 0 8 8 8 0 0 0 0 0 0 8 0 0 0 8 0 8 8 8 8 8 0 8 0 0 8 8 8 8 8 8 0 8 0 8 0 8 8 0 8 8 8 0 8 8 8 0 0 8 8 0 0 8 0 0 0 8 0 0 0 8 8 8 8 0 8 0 8 0 8 0 0 8 8 0 0 8 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+67x^72+167x^74+406x^76+830x^78+1254x^80+899x^82+235x^84+87x^86+46x^88+48x^90+27x^92+15x^94+11x^96+2x^98+1x^128 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 1.03 seconds.