The generator matrix

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

generates a code of length 39 over Z8 who´s minimum homogenous weight is 24.

Homogenous weight enumerator: w(x)=1x^0+32x^24+89x^26+180x^28+365x^30+776x^32+1853x^34+512x^35+3656x^36+2048x^37+5270x^38+3072x^39+5337x^40+2048x^41+3745x^42+512x^43+1894x^44+766x^46+335x^48+163x^50+60x^52+30x^54+15x^56+6x^58+2x^60+1x^62

The gray image is a code over GF(2) with n=156, k=15 and d=48.
This code was found by Heurico 1.16 in 23.1 seconds.