The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+71x^8+32x^9+310x^10+1152x^11+2208x^12+3296x^13+5592x^14+7424x^15+5607x^16+3296x^17+2228x^18+1152x^19+304x^20+32x^21+56x^22+1x^24+6x^26

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 1.12 seconds.