The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  0  4  0  4  4  2  0  2  1  1  1  1  1  1  1  2  1  1
 0  2  0  0  0  2  6  2  0  0  4  2  4  2  6  2  2  0  6  2  4  2  2  2  4  0  2  0  0  0  0  4  4  2  2  4  4  2  4  0
 0  0  2  0  2  2  6  0  0  4  2  2  2  6  4  0  0  0  2  2  0  4  0  2  4  2  6  6  2  6  6  6  2  0  2  6  6  4  0  0
 0  0  0  2  2  0  6  2  4  2  2  0  4  6  0  2  6  0  4  6  2  0  0  0  2  6  0  4  4  4  6  0  6  4  0  6  2  6  4  0
 0  0  0  0  4  0  0  0  0  0  0  4  4  4  0  4  0  0  0  4  0  4  4  0  4  4  4  0  4  4  0  0  4  4  4  0  0  0  0  0
 0  0  0  0  0  4  0  4  4  0  4  4  0  4  4  4  0  0  4  0  4  0  0  0  4  4  0  0  0  4  4  4  0  0  0  0  0  4  4  0
 0  0  0  0  0  0  4  4  0  4  4  4  0  4  4  0  4  4  4  4  4  4  0  4  4  4  4  4  4  4  0  0  4  0  4  0  4  0  4  0

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

Homogenous weight enumerator: w(x)=1x^0+52x^32+62x^33+122x^34+184x^35+219x^36+270x^37+422x^38+500x^39+475x^40+542x^41+371x^42+280x^43+211x^44+130x^45+88x^46+52x^47+60x^48+20x^49+15x^50+8x^51+6x^52+5x^54+1x^62

The gray image is a code over GF(2) with n=160, k=12 and d=64.
This code was found by Heurico 1.16 in 0.522 seconds.