The generator matrix

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

generates a code of length 64 over Z8 who´s minimum homogenous weight is 60.

Homogenous weight enumerator: w(x)=1x^0+141x^60+72x^61+210x^62+96x^63+192x^64+24x^65+74x^66+24x^67+97x^68+32x^69+28x^70+8x^71+7x^72+4x^76+2x^78+4x^80+6x^82+2x^84

The gray image is a code over GF(2) with n=256, k=10 and d=120.
This code was found by Heurico 1.16 in 0.15 seconds.