The generator matrix

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

generates a code of length 41 over Z8 who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+58x^30+252x^32+8x^33+535x^34+96x^35+1058x^36+416x^37+1822x^38+928x^39+2386x^40+1200x^41+2428x^42+928x^43+1873x^44+416x^45+1094x^46+96x^47+493x^48+8x^49+188x^50+76x^52+18x^54+4x^56+1x^60+1x^66

The gray image is a code over GF(2) with n=164, k=14 and d=60.
This code was found by Heurico 1.16 in 8.23 seconds.