The generator matrix

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

generates a code of length 16 over Z8 who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+44x^12+16x^13+42x^14+48x^15+207x^16+48x^17+52x^18+16x^19+32x^20+2x^22+4x^24

The gray image is a code over GF(2) with n=64, k=9 and d=24.
This code was found by Heurico 1.16 in 0.00352 seconds.