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

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

Homogenous weight enumerator: w(x)=1x^0+46x^36+80x^38+64x^39+145x^40+64x^41+60x^42+39x^44+12x^46+1x^76

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 0.0222 seconds.