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  2  2  0  0  1  1  1  2  1  4  0  1  1  4  2  2  1  4  1
 0  2  0  0  0  0  0  0  0  2  6  2  2  6  2  6  2  4  4  0  6  6  2  6  4  0  2  4  0  4  2  6  0  0  4  6  2  2  6  6  2  4
 0  0  2  0  0  0  2  6  2  0  0  0  2  2  2  2  2  2  4  6  0  4  6  6  4  2  6  6  0  0  6  6  2  0  4  2  0  6  6  4  4  0
 0  0  0  2  0  2  2  6  0  2  2  4  0  4  2  2  4  2  0  4  0  2  6  0  2  6  2  6  4  6  4  4  0  0  6  4  6  0  6  4  2  0
 0  0  0  0  2  2  0  6  2  4  6  6  0  6  2  4  0  4  0  2  2  0  0  2  2  2  0  2  0  6  0  6  6  2  4  4  0  2  4  2  0  2
 0  0  0  0  0  4  0  0  0  0  0  0  4  4  4  4  0  4  0  4  0  4  0  0  4  0  4  0  4  0  4  0  4  0  0  4  4  4  0  4  0  0
 0  0  0  0  0  0  4  0  4  4  0  4  0  4  4  4  4  0  4  0  4  0  0  0  0  0  4  4  4  0  0  4  0  4  4  4  4  4  0  0  0  0
 0  0  0  0  0  0  0  4  4  0  4  4  4  0  0  0  0  4  4  4  0  0  0  4  4  0  4  0  0  4  4  0  4  0  0  4  0  4  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+66x^32+132x^33+217x^34+312x^35+385x^36+604x^37+784x^38+1150x^39+1572x^40+1838x^41+2119x^42+1936x^43+1648x^44+1246x^45+768x^46+594x^47+349x^48+246x^49+181x^50+94x^51+71x^52+30x^53+22x^54+8x^55+4x^56+3x^58+2x^59+2x^62

The gray image is a code over GF(2) with n=168, k=14 and d=64.
This code was found by Heurico 1.16 in 8.82 seconds.