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 1 2 1 2 2 1 1 1 2 1 2 1 2 1 4 1 1 8 1 2 4 2 1 1 4 2 2 1 1 1 2 1 2 1 1 0 1 1 1 1 2 1 8 2 2 4 1 1 0 12 0 4 0 0 4 12 0 8 4 0 4 8 4 4 4 0 12 0 4 8 0 12 12 0 12 12 8 12 0 0 4 12 4 12 8 0 0 4 4 8 8 4 4 8 4 8 0 4 4 8 0 4 4 4 12 12 12 12 8 8 0 4 4 8 4 4 4 12 12 0 0 4 4 4 4 4 8 0 0 0 12 4 0 12 4 0 0 4 0 8 12 12 8 12 4 0 0 0 0 4 12 4 8 12 8 12 12 12 12 12 8 0 0 8 4 8 8 4 4 12 4 0 12 4 4 8 0 12 12 4 12 0 12 0 0 0 0 4 8 12 4 12 12 4 12 0 12 12 12 12 12 8 12 12 12 12 4 0 0 0 0 8 0 0 0 0 0 8 8 8 8 0 0 0 0 0 0 8 8 8 0 8 8 0 0 0 8 8 8 8 8 0 0 0 0 8 0 8 8 0 0 8 0 8 8 0 0 8 8 8 0 8 0 8 8 0 0 8 0 0 8 0 8 0 8 8 0 8 0 8 8 8 0 0 0 0 0 0 0 0 0 0 8 0 0 0 0 0 0 0 8 8 8 8 8 0 8 8 0 8 0 0 0 8 0 0 0 0 0 8 0 0 0 0 8 8 8 0 0 8 0 0 8 8 8 8 0 0 0 8 8 8 8 8 0 8 8 8 8 0 8 0 8 0 0 0 0 8 0 0 8 8 0 8 8 8 0 0 0 0 0 0 0 8 0 0 0 8 0 0 0 0 0 0 8 0 0 0 0 8 8 8 0 8 0 8 0 8 8 0 0 8 0 8 0 8 8 0 0 0 8 8 0 8 8 8 8 0 0 0 8 0 8 8 8 8 0 8 0 8 8 0 0 8 8 8 0 0 8 0 8 8 0 8 8 0 0 0 0 0 0 0 0 0 8 0 0 8 8 8 0 0 0 8 0 8 8 0 0 8 8 0 0 8 0 8 8 8 0 8 8 0 8 0 0 8 8 0 8 8 0 0 8 0 0 8 8 0 8 8 0 8 0 8 0 0 8 0 8 0 8 0 8 0 8 8 8 0 0 0 0 0 0 0 8 8 0 0 0 0 0 0 0 0 0 8 0 0 8 0 0 0 0 0 8 8 8 8 8 8 0 0 0 0 0 8 8 0 8 8 0 0 0 8 8 8 8 8 0 8 8 8 8 8 0 0 8 8 8 0 0 8 0 0 8 8 0 0 8 0 8 0 0 8 8 0 0 0 0 0 8 0 0 8 8 0 8 0 0 0 0 0 0 0 0 0 8 0 0 8 0 0 0 0 8 8 0 8 0 8 8 8 8 8 8 0 8 0 0 8 8 0 8 0 8 0 8 0 0 0 0 8 8 8 0 8 0 8 0 0 8 8 0 0 0 0 0 8 0 8 8 0 8 8 0 8 8 8 8 0 8 8 8 8 0 0 8 0 generates a code of length 80 over Z16 who´s minimum homogenous weight is 68. Homogenous weight enumerator: w(x)=1x^0+49x^68+42x^69+102x^70+182x^71+202x^72+310x^73+182x^74+498x^75+455x^76+1358x^77+1251x^78+2744x^79+1731x^80+2770x^81+1237x^82+1332x^83+445x^84+494x^85+167x^86+294x^87+128x^88+114x^89+81x^90+58x^91+49x^92+26x^93+37x^94+12x^95+10x^96+6x^97+8x^98+2x^100+3x^102+3x^106+1x^114 The gray image is a code over GF(2) with n=640, k=14 and d=272. This code was found by Heurico 1.16 in 10.5 seconds.