The generator matrix

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

generates a code of length 25 over Z8 who´s minimum homogenous weight is 20.

Homogenous weight enumerator: w(x)=1x^0+38x^20+24x^21+102x^22+96x^23+189x^24+144x^25+164x^26+96x^27+114x^28+24x^29+22x^30+5x^32+4x^36+1x^40

The gray image is a code over GF(2) with n=100, k=10 and d=40.
This code was found by Heurico 1.16 in 0.016 seconds.