The generator matrix

 1  0  1  1  1  0  1  1  4  1  1  0  6  2
 0  1  1  0  1  1  3  0  1  0  2  1  1  2
 0  0  2  0  0  0  0  6  0  2  4  0  2  4
 0  0  0  2  0  6  2  6  0  2  0  2  0  4
 0  0  0  0  2  0  2  6  2  0  2  6  6  2
 0  0  0  0  0  4  0  0  4  0  4  0  0  4
 0  0  0  0  0  0  4  0  0  4  4  4  4  4
 0  0  0  0  0  0  0  4  4  4  4  4  4  0

generates a code of length 14 over Z8 who´s minimum homogenous weight is 8.

Homogenous weight enumerator: w(x)=1x^0+266x^8+48x^9+1040x^10+1136x^11+4676x^12+4960x^13+8496x^14+4960x^15+4697x^16+1136x^17+1072x^18+48x^19+212x^20+16x^22+4x^24

The gray image is a code over GF(2) with n=56, k=15 and d=16.
This code was found by Heurico 1.16 in 7.73 seconds.