The generator matrix

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

generates a code of length 40 over Z8 who´s minimum homogenous weight is 33.

Homogenous weight enumerator: w(x)=1x^0+24x^33+86x^34+164x^35+263x^36+400x^37+444x^38+450x^39+510x^40+468x^41+411x^42+358x^43+230x^44+120x^45+66x^46+46x^47+17x^48+12x^49+14x^50+6x^51+3x^52+2x^54+1x^58

The gray image is a code over GF(2) with n=160, k=12 and d=66.
This code was found by Heurico 1.16 in 0.411 seconds.