The generator matrix

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

generates a code of length 40 over Z8 who´s minimum homogenous weight is 34.

Homogenous weight enumerator: w(x)=1x^0+64x^34+52x^35+161x^36+136x^37+281x^38+188x^39+289x^40+208x^41+267x^42+140x^43+168x^44+40x^45+21x^46+4x^47+13x^48+4x^50+7x^52+1x^54+1x^56+1x^58+1x^62

The gray image is a code over GF(2) with n=160, k=11 and d=68.
This code was found by Heurico 1.16 in 0.151 seconds.