The generator matrix

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

generates a code of length 41 over Z8 who´s minimum homogenous weight is 34.

Homogenous weight enumerator: w(x)=1x^0+58x^34+212x^35+352x^36+568x^37+721x^38+790x^39+937x^40+994x^41+930x^42+858x^43+704x^44+412x^45+277x^46+194x^47+84x^48+50x^49+30x^50+10x^51+2x^52+8x^53

The gray image is a code over GF(2) with n=164, k=13 and d=68.
This code was found by Heurico 1.16 in 1.27 seconds.