The generator matrix

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

generates a code of length 42 over Z8 who´s minimum homogenous weight is 32.

Homogenous weight enumerator: w(x)=1x^0+102x^32+360x^33+1090x^34+1902x^35+3239x^36+4746x^37+7851x^38+9844x^39+13414x^40+14844x^41+15937x^42+14774x^43+13636x^44+10218x^45+8234x^46+4726x^47+3041x^48+1626x^49+756x^50+364x^51+229x^52+76x^53+51x^54+6x^55+2x^56+2x^57+1x^58

The gray image is a code over GF(2) with n=168, k=17 and d=64.
This code was found by Heurico 1.11 in 121 seconds.