The generator matrix

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

generates a code of length 15 over Z8 who´s minimum homogenous weight is 8.

Homogenous weight enumerator: w(x)=1x^0+77x^8+106x^9+366x^10+896x^11+2006x^12+3662x^13+5722x^14+7044x^15+5765x^16+3686x^17+2034x^18+888x^19+330x^20+98x^21+70x^22+4x^23+13x^24

The gray image is a code over GF(2) with n=60, k=15 and d=16.
This code was found by Heurico 1.16 in 1.77 seconds.