The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+34x^24+32x^25+213x^26+152x^27+425x^28+352x^29+616x^30+472x^31+641x^32+352x^33+394x^34+136x^35+164x^36+32x^37+48x^38+8x^39+12x^40+9x^42+3x^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 0.254 seconds.