The generator matrix

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

generates a code of length 18 over Z8 who´s minimum homogenous weight is 14.

Homogenous weight enumerator: w(x)=1x^0+80x^14+142x^16+256x^17+96x^18+256x^19+96x^20+80x^22+16x^24+1x^32

The gray image is a code over GF(2) with n=72, k=10 and d=28.
This code was found by Heurico 1.16 in 0.0284 seconds.