The generator matrix

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

generates a code of length 24 over Z8 who´s minimum homogenous weight is 15.

Homogenous weight enumerator: w(x)=1x^0+54x^15+208x^16+326x^17+631x^18+1308x^19+2638x^20+4592x^21+7501x^22+10116x^23+10708x^24+10060x^25+7662x^26+4624x^27+2668x^28+1344x^29+546x^30+278x^31+155x^32+62x^33+43x^34+4x^35+6x^36+1x^38

The gray image is a code over GF(2) with n=96, k=16 and d=30.
This code was found by Heurico 1.16 in 29.8 seconds.