The generator matrix

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

generates a code of length 24 over Z8 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+43x^18+48x^19+112x^20+164x^21+212x^22+300x^23+298x^24+312x^25+218x^26+152x^27+86x^28+36x^29+36x^30+12x^31+13x^32+3x^34+2x^36

The gray image is a code over GF(2) with n=96, k=11 and d=36.
This code was found by Heurico 1.16 in 0.0855 seconds.