The generator matrix

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

generates a code of length 32 over Z8 who´s minimum homogenous weight is 23.

Homogenous weight enumerator: w(x)=1x^0+84x^23+164x^24+372x^25+548x^26+1240x^27+1293x^28+3206x^29+2442x^30+5308x^31+3263x^32+5352x^33+2670x^34+3260x^35+1292x^36+1236x^37+442x^38+336x^39+122x^40+68x^41+38x^42+12x^43+7x^44+6x^45+4x^46+2x^48

The gray image is a code over GF(2) with n=128, k=15 and d=46.
This code was found by Heurico 1.16 in 15.1 seconds.