The generator matrix

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

generates a code of length 32 over Z8 who´s minimum homogenous weight is 22.

Homogenous weight enumerator: w(x)=1x^0+66x^22+307x^24+92x^25+922x^26+552x^27+2182x^28+2024x^29+4099x^30+3464x^31+5233x^32+3488x^33+4224x^34+2040x^35+2256x^36+536x^37+844x^38+88x^39+239x^40+4x^41+78x^42+18x^44+7x^46+4x^48

The gray image is a code over GF(2) with n=128, k=15 and d=44.
This code was found by Heurico 1.16 in 13.6 seconds.