The generator matrix

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

generates a code of length 31 over Z8 who´s minimum homogenous weight is 22.

Homogenous weight enumerator: w(x)=1x^0+28x^22+110x^24+32x^25+276x^26+320x^27+632x^28+992x^29+1017x^30+1408x^31+995x^32+992x^33+625x^34+320x^35+276x^36+32x^37+90x^38+30x^40+10x^42+4x^44+1x^46+1x^50

The gray image is a code over GF(2) with n=124, k=13 and d=44.
This code was found by Heurico 1.16 in 0.976 seconds.