The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+109x^8+48x^9+508x^10+560x^11+1624x^12+1008x^13+5488x^14+2800x^15+9307x^16+1680x^17+4936x^18+1680x^19+2184x^20+336x^21+304x^22+80x^23+87x^24+28x^26

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 1.85 seconds.