The generator matrix

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

generates a code of length 14 over Z8 who´s minimum homogenous weight is 6.

Homogenous weight enumerator: w(x)=1x^0+188x^6+707x^8+1920x^10+4384x^12+4096x^13+10232x^14+4096x^15+4223x^16+2080x^18+656x^20+172x^22+13x^24

The gray image is a code over GF(2) with n=56, k=15 and d=12.
This code was found by Heurico 1.16 in 1.38 seconds.