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

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

Homogenous weight enumerator: w(x)=1x^0+69x^36+104x^38+114x^40+128x^41+32x^42+39x^44+24x^46+1x^72

The gray image is a code over GF(2) with n=160, k=9 and d=72.
This code was found by Heurico 1.16 in 0.0403 seconds.