The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+171x^34+446x^35+758x^36+1048x^37+1451x^38+1456x^39+2025x^40+1784x^41+1936x^42+1554x^43+1410x^44+962x^45+740x^46+332x^47+189x^48+76x^49+21x^50+20x^51+2x^53+1x^54+1x^56

The gray image is a code over GF(2) with n=164, k=14 and d=68.
This code was found by Heurico 1.16 in 4.89 seconds.