The generator matrix

 1  0  0  1  1  1  2  6  1  1  2  1  1  1  1  1  1  2  1  1  1  1
 0  1  0  4  5  1  1  1  0  1  1  6  3  2  7  4  2  0  5  2  5  7
 0  0  1  7  3  4  3  2  2  6  5  7  3  1  5  5  2  1  5  6  4  2

generates a code of length 22 over Z8 who´s minimum homogenous weight is 20.

Homogenous weight enumerator: w(x)=1x^0+212x^20+136x^22+114x^24+40x^26+8x^28+1x^32

The gray image is a code over GF(2) with n=88, k=9 and d=40.
This code was found by Heurico 1.16 in 0.0854 seconds.