The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+64x^8+146x^9+624x^10+1342x^11+3864x^12+7666x^13+11816x^14+14446x^15+11857x^16+7686x^17+3872x^18+1354x^19+592x^20+118x^21+72x^22+10x^23+6x^24

The gray image is a code over GF(2) with n=60, k=16 and d=16.
This code was found by Heurico 1.16 in 5.37 seconds.