The generator matrix

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

generates a code of length 10 over Z8 who´s minimum homogenous weight is 4.

Homogenous weight enumerator: w(x)=1x^0+32x^4+180x^5+726x^6+2592x^7+6898x^8+13628x^9+17446x^10+13568x^11+6920x^12+2636x^13+706x^14+160x^15+37x^16+4x^17+2x^18

The gray image is a code over GF(2) with n=40, k=16 and d=8.
This code was found by Heurico 1.16 in 1.6 seconds.