The generator matrix

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

generates a code of length 42 over Z8 who´s minimum homogenous weight is 36.

Homogenous weight enumerator: w(x)=1x^0+32x^36+86x^37+195x^38+172x^39+275x^40+158x^41+298x^42+126x^43+286x^44+116x^45+127x^46+80x^47+41x^48+22x^49+17x^50+6x^51+2x^52+2x^53+2x^54+3x^56+1x^58

The gray image is a code over GF(2) with n=168, k=11 and d=72.
This code was found by Heurico 1.16 in 0.122 seconds.