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 2 2 2 2 1 1 4 2 2 1 1 2 1 1 1 1 2 4 2 2 1 1 1 1 4 1 2 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 0 8 8 8 8 8 8 8 0 8 8 0 0 8 8 8 8 0 0 8 0 8 0 8 8 8 8 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 8 0 8 0 8 0 0 0 0 0 0 8 8 0 0 8 8 0 0 0 8 0 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 0 8 0 8 8 8 8 8 8 0 8 8 8 0 0 0 0 0 8 0 8 0 0 0 0 0 0 0 0 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 8 0 0 8 8 0 0 0 8 0 8 8 8 0 8 0 0 8 8 8 0 8 0 8 8 0 8 0 8 8 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 0 0 8 8 8 0 8 8 0 8 0 0 0 0 0 0 8 0 0 8 8 0 8 8 8 8 0 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 0 8 8 8 0 8 8 0 0 8 8 0 0 8 0 8 8 8 0 8 8 0 0 0 8 0 0 0 0 8 8 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 0 0 8 8 8 8 8 0 8 0 8 0 8 0 0 8 8 8 8 0 8 8 0 8 0 8 0 8 0 8 8 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 8 8 0 8 8 0 8 8 8 0 8 8 0 0 8 8 8 0 0 0 0 0 8 8 0 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 8 8 0 0 0 0 0 8 0 8 0 8 0 8 8 0 0 8 0 8 8 0 8 8 8 8 8 0 8 0 0 generates a code of length 64 over Z16 who´s minimum homogenous weight is 52. Homogenous weight enumerator: w(x)=1x^0+93x^52+2x^54+200x^56+74x^58+324x^60+256x^61+180x^62+768x^63+4445x^64+768x^65+180x^66+256x^67+299x^68+74x^70+150x^72+2x^74+76x^76+34x^80+7x^84+2x^88+1x^100 The gray image is a code over GF(2) with n=512, k=13 and d=208. This code was found by Heurico 1.16 in 2.3 seconds.