The generator matrix

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

generates a code of length 40 over Z8 who´s minimum homogenous weight is 36.

Homogenous weight enumerator: w(x)=1x^0+198x^36+176x^38+289x^40+192x^42+135x^44+16x^46+13x^48+2x^52+1x^56+1x^60

The gray image is a code over GF(2) with n=160, k=10 and d=72.
This code was found by Heurico 1.16 in 3.96 seconds.