The generator matrix

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

generates a code of length 46 over Z8 who´s minimum homogenous weight is 34.

Homogenous weight enumerator: w(x)=1x^0+77x^34+86x^35+256x^36+332x^37+487x^38+666x^39+1010x^40+1402x^41+1783x^42+2342x^43+2804x^44+3246x^45+3393x^46+3454x^47+2941x^48+2492x^49+1952x^50+1362x^51+970x^52+608x^53+409x^54+262x^55+164x^56+106x^57+83x^58+18x^59+40x^60+6x^61+7x^62+2x^63+4x^64+1x^66+2x^68

The gray image is a code over GF(2) with n=184, k=15 and d=68.
This code was found by Heurico 1.16 in 36.6 seconds.