The generator matrix

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

generates a code of length 25 over Z8 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+164x^18+88x^19+639x^20+420x^21+1560x^22+1536x^23+2738x^24+2044x^25+2738x^26+1528x^27+1694x^28+476x^29+550x^30+48x^31+107x^32+4x^33+42x^34+3x^36+2x^38+2x^40

The gray image is a code over GF(2) with n=100, k=14 and d=36.
This code was found by Heurico 1.16 in 2.86 seconds.