The generator matrix

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

generates a code of length 8 over Z8 who´s minimum homogenous weight is 5.

Homogenous weight enumerator: w(x)=1x^0+40x^5+125x^6+216x^7+265x^8+216x^9+114x^10+40x^11+6x^12+1x^14

The gray image is a code over GF(2) with n=32, k=10 and d=10.
This code was found by Heurico 1.16 in 0.00156 seconds.