The generator matrix

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

generates a code of length 31 over Z8 who´s minimum homogenous weight is 24.

Homogenous weight enumerator: w(x)=1x^0+61x^24+24x^25+142x^26+80x^27+533x^28+232x^29+790x^30+352x^31+863x^32+232x^33+458x^34+80x^35+172x^36+24x^37+18x^38+27x^40+7x^44

The gray image is a code over GF(2) with n=124, k=12 and d=48.
This code was found by Heurico 1.16 in 0.259 seconds.