The generator matrix

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

generates a code of length 18 over Z8 who´s minimum homogenous weight is 8.

Homogenous weight enumerator: w(x)=1x^0+85x^8+48x^10+288x^12+64x^13+188x^14+576x^15+331x^16+2432x^17+208x^18+2432x^19+184x^20+576x^21+392x^22+64x^23+127x^24+160x^26+8x^28+28x^30

The gray image is a code over GF(2) with n=72, k=13 and d=16.
This code was found by Heurico 1.16 in 0.147 seconds.