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 2 2 2 1 1 2 2 1 2 4 1 2 1 2 1 2 1 1 2 1 1 1 1 1 1 2 4 1 1 1 1 1 0 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8 8 8 8 0 0 8 8 8 0 8 8 8 0 8 0 8 0 8 8 0 8 0 0 8 8 8 0 0 8 0 8 8 8 0 0 0 8 0 8 0 0 8 0 0 0 0 0 0 0 8 0 0 0 0 0 0 0 0 0 8 0 0 8 8 8 8 8 8 0 0 0 0 0 8 8 8 8 8 0 8 0 8 8 0 8 8 8 8 0 8 0 8 8 0 8 0 8 8 0 8 8 0 8 0 0 8 8 8 8 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 0 0 8 8 8 0 8 8 8 0 8 0 0 0 0 0 0 0 0 8 8 8 0 0 8 0 8 8 0 0 0 0 8 0 0 8 0 0 0 0 0 0 8 0 0 0 0 0 0 8 0 8 8 0 8 8 8 0 8 8 8 0 0 0 0 0 8 0 0 0 8 8 0 8 8 8 8 0 0 8 8 0 8 8 0 8 0 0 8 0 8 0 0 0 8 8 0 8 0 0 8 0 0 0 0 0 0 0 8 0 0 0 0 0 8 0 0 8 8 8 8 8 0 0 8 0 0 8 8 0 0 0 8 8 0 0 8 8 0 8 0 0 0 0 0 8 8 0 8 8 8 8 8 0 8 0 0 0 8 8 8 0 0 8 8 0 0 0 0 0 0 0 0 0 8 0 0 0 8 0 0 0 8 8 0 0 8 0 0 8 8 0 8 0 8 0 8 0 8 0 8 8 0 0 0 8 0 8 8 8 8 8 8 0 8 0 0 0 8 8 0 8 0 8 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8 0 0 8 0 0 8 0 0 8 0 0 8 0 8 8 0 0 8 8 8 0 0 8 8 8 8 0 8 0 0 8 0 0 0 8 0 0 8 8 0 8 0 0 8 0 0 0 8 8 0 0 8 8 8 0 0 0 0 0 0 0 0 0 0 0 8 0 8 8 8 8 0 0 0 0 8 0 0 0 8 8 8 8 0 0 0 8 0 8 0 0 0 8 0 0 8 0 8 8 8 0 8 8 0 8 0 8 8 8 0 0 0 8 0 0 0 0 0 8 8 0 0 0 0 0 0 0 0 0 0 0 8 8 8 8 0 0 8 8 8 8 8 0 8 0 8 0 8 0 8 8 0 0 8 8 0 0 0 8 8 8 8 0 8 8 8 8 8 8 8 0 0 0 8 0 0 0 0 8 0 8 8 8 8 8 0 0 generates a code of length 65 over Z16 who´s minimum homogenous weight is 52. Homogenous weight enumerator: w(x)=1x^0+69x^52+165x^56+44x^58+304x^60+144x^62+512x^63+347x^64+5120x^65+232x^66+512x^67+314x^68+80x^70+170x^72+12x^74+109x^76+34x^80+19x^84+2x^88+1x^92+1x^104 The gray image is a code over GF(2) with n=520, k=13 and d=208. This code was found by Heurico 1.16 in 2.3 seconds.