The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+52x^8+140x^9+260x^10+468x^11+808x^12+1340x^13+1724x^14+2148x^15+18886x^16+2148x^17+1724x^18+1340x^19+808x^20+468x^21+260x^22+140x^23+52x^24+1x^32

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 2.43 seconds.