The generator matrix

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

generates a code of length 22 over Z8 who´s minimum homogenous weight is 15.

Homogenous weight enumerator: w(x)=1x^0+146x^15+441x^16+1396x^17+2288x^18+5122x^19+7126x^20+10768x^21+10943x^22+10610x^23+7275x^24+5348x^25+2227x^26+1262x^27+381x^28+152x^29+29x^30+12x^31+7x^32+1x^34+1x^36

The gray image is a code over GF(2) with n=88, k=16 and d=30.
This code was found by Heurico 1.16 in 27.1 seconds.