The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+348x^18+768x^19+1465x^20+2522x^21+3945x^22+4508x^23+5220x^24+4992x^25+4228x^26+2352x^27+1409x^28+626x^29+241x^30+100x^31+33x^32+4x^33+6x^34

The gray image is a code over GF(2) with n=96, k=15 and d=36.
This code was found by Heurico 1.16 in 9.24 seconds.