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 2 1 1 2 1 1 1 2 1 2 1 1 1 1 1 4 1 2 1 0 1 4 1 1 0 2 4 1 1 0 2 1 2 4 1 0 2 1 1 2 2 1 0 12 0 12 0 12 0 12 0 4 8 0 12 12 4 0 8 8 0 8 0 12 12 12 4 12 8 8 4 12 12 12 12 4 4 4 0 12 0 12 0 4 0 12 8 4 4 12 12 4 4 4 12 8 4 12 0 4 12 8 0 12 8 12 0 0 8 0 0 0 0 0 0 0 8 8 0 8 8 0 8 0 0 8 8 0 8 0 8 0 8 0 0 8 0 8 8 8 0 0 0 0 8 8 8 0 8 8 0 8 8 0 0 0 8 0 0 8 8 0 8 0 0 0 8 0 0 0 0 0 0 8 0 0 0 0 0 8 0 0 0 8 8 0 0 0 8 8 8 0 0 8 0 8 8 8 0 0 8 0 8 8 8 0 8 0 0 0 8 0 8 8 0 8 0 8 8 0 0 8 8 8 0 8 0 0 0 0 0 0 8 0 0 0 0 0 8 0 0 0 0 0 0 8 0 0 0 8 0 8 8 8 8 8 8 8 8 8 0 0 8 8 0 8 0 0 8 8 0 0 8 0 8 0 8 0 0 0 0 8 8 8 0 8 0 0 0 0 8 0 0 8 8 8 0 8 0 0 0 0 0 8 0 0 0 0 0 0 8 8 8 0 0 0 0 0 0 8 8 0 8 8 0 0 0 0 8 8 8 0 0 0 8 8 8 8 8 0 8 0 8 8 0 8 0 0 0 8 0 8 0 8 8 8 8 0 8 0 8 0 0 0 0 0 0 0 8 0 0 0 0 8 0 0 0 8 8 0 8 8 0 8 0 8 8 0 8 8 8 0 8 0 8 8 0 0 8 8 8 8 8 8 8 8 8 8 8 8 0 0 0 0 0 0 0 8 8 0 0 8 8 8 8 0 0 0 0 0 0 0 0 8 0 8 0 0 8 8 0 8 8 0 8 0 0 8 0 8 0 0 8 0 0 0 8 8 0 0 0 8 8 0 0 8 0 8 0 8 8 8 0 0 8 0 8 8 8 8 0 8 8 0 8 0 0 8 0 0 0 0 0 0 0 0 0 0 8 0 8 8 8 0 8 8 8 8 0 0 8 0 0 8 8 0 0 8 0 0 0 8 0 8 0 8 0 8 0 0 0 8 8 0 0 8 8 0 0 8 0 8 8 0 0 8 8 0 0 8 8 0 0 0 generates a code of length 64 over Z16 who´s minimum homogenous weight is 54. Homogenous weight enumerator: w(x)=1x^0+41x^54+36x^55+97x^56+76x^57+194x^58+124x^59+629x^60+148x^61+1571x^62+124x^63+2170x^64+140x^65+1563x^66+140x^67+592x^68+124x^69+167x^70+80x^71+60x^72+24x^73+29x^74+8x^75+21x^76+13x^78+7x^80+5x^82+6x^84+1x^88+1x^90 The gray image is a code over GF(2) with n=512, k=13 and d=216. This code was found by Heurico 1.16 in 2.14 seconds.