The generator matrix

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

generates a code of length 42 over Z8 who´s minimum homogenous weight is 38.

Homogenous weight enumerator: w(x)=1x^0+142x^38+60x^39+183x^40+88x^41+192x^42+48x^43+93x^44+40x^45+110x^46+20x^47+23x^48+20x^50+2x^52+1x^56+1x^60

The gray image is a code over GF(2) with n=168, k=10 and d=76.
This code was found by Heurico 1.16 in 0.0478 seconds.