The generator matrix

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

generates a code of length 16 over Z8 who´s minimum homogenous weight is 8.

Homogenous weight enumerator: w(x)=1x^0+91x^8+136x^9+298x^10+336x^11+940x^12+1536x^13+3808x^14+1968x^15+14311x^16+2416x^17+3780x^18+1200x^19+960x^20+512x^21+304x^22+80x^23+77x^24+8x^25+2x^26+4x^28

The gray image is a code over GF(2) with n=64, k=15 and d=16.
This code was found by Heurico 1.16 in 2.09 seconds.