The generator matrix

 1  1  1  1  1  1  1  1  2  2  2  2  2  2  1  1
 0  2  0  0  0  2  6  2  0  0  4  0  6  6  0  0
 0  0  2  0  2  2  6  0  0  2  2  2  2  0  0  0
 0  0  0  2  2  0  6  2  2  2  0  6  2  4  0  0
 0  0  0  0  4  0  0  0  0  0  4  4  0  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  4  0  0  0
 0  0  0  0  0  0  0  4  0  4  4  4  4  4  4  4
 0  0  0  0  0  0  0  0  4  0  4  0  4  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+87x^8+254x^10+1270x^12+3444x^14+6291x^16+3424x^18+1240x^20+300x^22+69x^24+2x^26+2x^28

The gray image is a code over GF(2) with n=64, k=14 and d=16.
This code was found by Heurico 1.16 in 0.544 seconds.