The generator matrix

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

generates a code of length 18 over Z8 who´s minimum homogenous weight is 11.

Homogenous weight enumerator: w(x)=1x^0+44x^11+183x^12+472x^13+1032x^14+2260x^15+3716x^16+5418x^17+6426x^18+5432x^19+3887x^20+2246x^21+996x^22+452x^23+115x^24+54x^25+26x^26+4x^27+2x^28+2x^29

The gray image is a code over GF(2) with n=72, k=15 and d=22.
This code was found by Heurico 1.16 in 4.26 seconds.