The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+226x^20+444x^21+800x^22+896x^23+1141x^24+1160x^25+1196x^26+944x^27+762x^28+348x^29+192x^30+48x^31+29x^32+4x^34+1x^40

The gray image is a code over GF(2) with n=100, k=13 and d=40.
This code was found by Heurico 1.16 in 0.651 seconds.