The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+71x^8+160x^10+32x^11+662x^12+416x^13+352x^14+1600x^15+1599x^16+1600x^17+352x^18+416x^19+676x^20+32x^21+160x^22+57x^24+6x^28

The gray image is a code over GF(2) with n=64, k=13 and d=16.
This code was found by Heurico 1.16 in 0.152 seconds.