The generator matrix

 1  0  0  1  1  1  2  0  4  1  1  1  1  0  1  0  1  1  1  4  0  1  1  1  1  6  2  1  6  2  1  1  0  4  1  4  2  1  1  1  4  2  2  1  1  1  1  6  1  4  1  1  1  1  1  2  1  1  1  1  1  1  1  1
 0  1  0  0  1  1  1  4  1  4  0  1  1  1  4  1  3  5  6  1  2  3  6  7  2  1  0  6  1  6  2  1  1  1  0  1  6  1  7  2  0  1  1  7  7  3  4  4  2  2  6  4  0  7  1  4  7  4  4  5  2  2  6  0
 0  0  1  1  4  5  1  1  1  4  3  2  1  6  0  5  7  4  5  0  1  7  6  2  3  3  1  1  7  1  0  2  3  4  5  3  1  3  1  4  1  0  1  0  2  2  6  1  2  1  7  7  2  4  0  1  7  6  0  6  5  0  5  4
 0  0  0  2  0  2  2  2  0  2  4  6  4  2  4  6  0  6  4  2  4  6  6  0  2  0  6  2  6  4  6  0  0  4  4  6  6  2  0  4  6  0  4  2  6  4  6  4  4  6  0  6  2  4  6  4  2  4  6  4  2  0  0  2

generates a code of length 64 over Z8 who´s minimum homogenous weight is 59.

Homogenous weight enumerator: w(x)=1x^0+114x^59+184x^60+312x^61+260x^62+246x^63+147x^64+184x^65+135x^66+124x^67+79x^68+62x^69+36x^70+68x^71+32x^72+32x^73+14x^74+6x^75+4x^76+2x^77+2x^79+3x^82+1x^84

The gray image is a code over GF(2) with n=256, k=11 and d=118.
This code was found by Heurico 1.11 in 0.178 seconds.