The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+328x^36+536x^38+526x^40+308x^42+208x^44+80x^46+57x^48+4x^50

The gray image is a code over GF(2) with n=160, k=11 and d=72.
This code was found by Heurico 1.16 in 6.19 seconds.