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 2 1 2 2 1 1 1 2 2 1 1 1 2 4 0 1 1 2 4 1 1 0 1 2 4 2 1 1 1 1 1 2 0 2 4 1 1 1 2 0 1 2 2 4 1 1 2 1 2 4 4 1 4 1 2 0 12 0 12 0 12 0 12 0 12 0 4 12 8 0 12 4 8 12 12 4 0 0 8 0 0 12 12 8 4 12 0 12 12 12 8 12 12 12 4 0 0 12 12 4 0 4 12 12 4 0 4 8 12 12 12 8 12 4 12 12 12 4 4 12 12 12 4 4 4 4 4 4 12 8 12 0 12 12 8 8 0 12 8 0 0 0 8 0 0 0 0 0 0 0 0 0 0 8 8 0 0 8 8 8 8 0 0 0 0 8 8 8 8 8 8 0 8 8 8 0 8 0 8 0 0 8 8 0 8 0 8 8 0 8 0 0 8 0 0 0 0 8 0 0 0 8 8 8 0 0 0 8 0 8 8 8 8 8 0 8 8 0 8 0 0 0 0 0 0 0 0 0 8 0 0 0 0 0 0 0 8 8 0 0 0 8 0 8 0 8 0 0 0 8 8 8 0 8 0 0 8 0 8 8 0 0 8 0 8 8 8 0 0 8 8 0 0 8 8 0 8 0 8 8 8 8 8 8 8 8 0 8 0 8 0 8 8 0 0 8 8 0 0 8 8 0 8 0 0 8 8 8 8 8 0 0 0 0 8 0 0 0 0 0 0 0 0 0 8 0 0 8 0 0 0 8 0 8 8 0 8 8 0 8 8 0 0 8 8 8 8 0 0 0 8 0 8 8 8 0 0 8 8 8 0 8 0 8 8 8 0 0 8 8 0 0 8 8 8 8 8 8 0 8 8 0 8 0 0 0 0 0 8 0 8 8 8 8 8 0 0 0 0 0 8 0 0 0 0 0 0 8 0 0 0 8 0 0 8 0 8 8 8 8 8 8 8 0 8 8 0 0 0 0 0 0 8 8 8 0 8 8 8 0 0 8 0 0 8 0 8 8 8 0 8 8 0 8 8 0 8 8 0 0 0 0 0 8 8 8 0 8 8 0 8 8 0 8 0 0 8 0 0 8 0 0 0 0 0 0 8 0 0 0 0 0 0 0 0 0 0 8 0 0 0 0 8 0 8 0 8 8 8 8 0 8 8 8 0 8 8 8 0 8 0 8 8 8 0 8 8 8 0 0 8 8 0 8 0 8 0 8 0 0 8 0 8 8 8 0 8 0 8 8 0 0 8 8 0 0 0 0 0 8 8 0 0 0 8 0 0 0 0 0 0 0 8 0 0 0 0 8 0 0 8 0 0 8 8 8 8 8 8 0 0 8 8 8 0 0 8 8 0 0 0 0 8 0 0 0 0 8 8 8 0 0 0 8 0 8 8 0 0 0 0 8 8 8 0 0 8 0 8 8 8 0 0 0 8 0 0 0 8 8 0 0 8 0 0 0 8 8 8 8 0 0 0 0 0 0 0 0 8 0 0 0 0 0 8 0 0 8 0 0 0 8 0 0 8 8 0 0 8 0 0 8 0 0 0 0 8 8 8 8 8 0 8 8 0 8 0 0 0 8 8 0 0 0 8 8 8 8 8 0 0 8 8 0 0 0 8 8 8 0 0 8 8 0 8 0 8 8 0 8 0 8 0 8 8 0 0 0 0 0 0 0 0 0 8 0 8 8 0 0 8 8 0 8 0 0 0 0 0 8 8 8 0 8 8 0 0 0 8 0 8 8 0 8 8 8 0 8 0 0 0 8 8 8 0 0 0 8 8 0 0 0 0 0 8 0 8 8 0 0 0 8 8 0 0 0 8 8 8 8 8 8 8 8 8 8 8 0 0 0 0 0 0 0 0 0 0 0 0 0 8 0 0 8 8 8 8 8 8 0 0 0 8 8 8 0 0 8 8 0 0 0 0 8 0 0 0 8 8 0 8 0 0 0 8 0 8 8 8 8 8 8 0 8 0 0 8 8 0 0 8 8 8 0 8 0 8 0 8 0 8 8 8 8 8 0 8 0 8 8 8 8 0 8 8 generates a code of length 85 over Z16 who´s minimum homogenous weight is 70. Homogenous weight enumerator: w(x)=1x^0+57x^70+10x^71+120x^72+68x^73+209x^74+168x^75+345x^76+332x^77+484x^78+712x^79+702x^80+2170x^81+1029x^82+5238x^83+1250x^84+7138x^85+1168x^86+5290x^87+960x^88+2184x^89+699x^90+708x^91+456x^92+336x^93+298x^94+132x^95+173x^96+58x^97+95x^98+30x^99+54x^100+2x^101+39x^102+24x^104+16x^106+7x^108+2x^110+4x^112 The gray image is a code over GF(2) with n=680, k=15 and d=280. This code was found by Heurico 1.16 in 44.8 seconds.