The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+22x^12+38x^13+44x^14+96x^15+119x^16+84x^17+53x^18+32x^19+10x^20+6x^21+6x^22+1x^26

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 0.00326 seconds.