The generator matrix

 1  0  1  1  1  6  1  1
 0  1  3  6  5  1 12 10

generates a code of length 8 over Z16 who´s minimum homogenous weight is 7.

Homogenous weight enumerator: w(x)=1x^0+80x^7+93x^8+80x^9+2x^12

The gray image is a code over GF(2) with n=64, k=8 and d=28.
This code was found by Heurico 1.16 in 0.000279 seconds.