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  1  1  1  1  1  1  1  1  1  0  1  1  1  1  2  1  1  1  1  2  1  1  1  2  1  1  4  1  2
 0  2  0  0  0  2  6  2  4  0  4  0  2  6  6  6  0  4  6  6  4  0  6  6  4  0  6  6  0  2  2  4  4  6  2  4  4  4  4  4  2  4  2  4  0  2  6  2  2  4  6  0  4  6  0  0  6  4  4  6  0  4  6  2
 0  0  2  0  2  2  2  4  6  0  0  2  2  6  4  0  0  6  6  2  2  4  4  0  4  0  2  2  6  4  0  6  6  0  0  4  4  6  2  2  2  4  0  4  4  6  0  6  2  0  2  4  0  0  2  2  6  4  6  6  6  2  4  0
 0  0  0  2  2  4  6  2  0  0  2  2  0  6  2  4  4  2  6  4  0  2  0  2  4  6  2  0  6  6  4  4  4  0  4  0  6  2  4  2  4  4  6  6  2  4  6  4  2  2  6  4  4  0  6  4  2  0  6  4  6  2  4  6
 0  0  0  0  4  4  4  0  4  4  4  0  0  0  4  4  4  4  4  0  0  4  0  4  0  0  0  4  0  0  4  4  0  4  0  0  0  0  4  4  0  4  4  4  4  4  0  0  0  0  0  0  4  0  4  0  0  4  4  4  4  0  4  4

generates a code of length 64 over Z8 who´s minimum homogenous weight is 58.

Homogenous weight enumerator: w(x)=1x^0+54x^58+130x^60+16x^61+140x^62+112x^63+154x^64+112x^65+122x^66+16x^67+100x^68+40x^70+9x^72+12x^74+5x^76+1x^116

The gray image is a code over GF(2) with n=256, k=10 and d=116.
This code was found by Heurico 1.16 in 0.158 seconds.