The generator matrix

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

generates a code of length 40 over Z8 who´s minimum homogenous weight is 32.

Homogenous weight enumerator: w(x)=1x^0+288x^32+196x^33+1050x^34+832x^35+2412x^36+2076x^37+3852x^38+2844x^39+5156x^40+3348x^41+4224x^42+2060x^43+2204x^44+756x^45+916x^46+148x^47+289x^48+24x^49+70x^50+4x^51+16x^52+2x^56

The gray image is a code over GF(2) with n=160, k=15 and d=64.
This code was found by Heurico 1.16 in 21.2 seconds.