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

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

Homogenous weight enumerator: w(x)=1x^0+88x^32+80x^33+230x^34+300x^35+530x^36+580x^37+913x^38+1124x^39+1423x^40+1940x^41+1792x^42+2044x^43+1520x^44+1244x^45+934x^46+556x^47+431x^48+236x^49+183x^50+72x^51+94x^52+16x^53+41x^54+9x^56+2x^58+1x^66

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 8.85 seconds.