The generator matrix

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

generates a code of length 16 over Z8 who´s minimum homogenous weight is 13.

Homogenous weight enumerator: w(x)=1x^0+92x^13+163x^14+176x^15+199x^16+168x^17+130x^18+48x^19+16x^20+28x^21+3x^22

The gray image is a code over GF(2) with n=64, k=10 and d=26.
This code was found by Heurico 1.16 in 0.00697 seconds.