The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  1  2  2  1  1  1  1  1
 0  2  0  0  0  0  0  0  0  2  2  6  2  4  4  0  6  2  2  0  4  4  6  4  6  2  0  4  0  6  0
 0  0  2  0  0  0  2  6  2  4  2  2  0  0  6  0  6  2  4  2  6  6  0  2  2  4  4  6  4  0  6
 0  0  0  2  0  2  2  2  4  4  4  4  6  2  6  4  4  2  0  4  0  2  4  6  0  6  4  2  6  2  4
 0  0  0  0  2  2  0  2  6  2  0  2  4  4  0  2  4  6  2  6  4  2  4  0  6  0  0  0  2  4  2
 0  0  0  0  0  4  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  4  4  4  0
 0  0  0  0  0  0  4  4  0  0  0  0  0  4  0  4  4  4  0  0  0  4  4  0  4  4  0  4  0  0  4

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

Homogenous weight enumerator: w(x)=1x^0+311x^24+322x^26+830x^28+384x^29+1508x^30+1280x^31+1875x^32+384x^33+568x^34+512x^36+156x^38+52x^40+6x^42+2x^44+1x^56

The gray image is a code over GF(2) with n=124, k=13 and d=48.
This code was found by Heurico 1.16 in 8.52 seconds.