The generator matrix

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

generates a code of length 31 over Z8 who´s minimum homogenous weight is 25.

Homogenous weight enumerator: w(x)=1x^0+58x^25+155x^26+248x^27+368x^28+448x^29+455x^30+576x^31+615x^32+446x^33+313x^34+178x^35+96x^36+68x^37+37x^38+20x^39+8x^40+4x^41+2x^43

The gray image is a code over GF(2) with n=124, k=12 and d=50.
This code was found by Heurico 1.16 in 0.379 seconds.