The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+290x^32+232x^33+900x^34+988x^35+2242x^36+2456x^37+3478x^38+3340x^39+4431x^40+3776x^41+3878x^42+2396x^43+2114x^44+920x^45+770x^46+180x^47+243x^48+40x^49+62x^50+8x^51+20x^52+3x^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 44.7 seconds.