The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+66x^34+98x^35+261x^36+362x^37+651x^38+1006x^39+1558x^40+2640x^41+3589x^42+4992x^43+6367x^44+7100x^45+7728x^46+7380x^47+6463x^48+5264x^49+3638x^50+2570x^51+1485x^52+930x^53+635x^54+318x^55+217x^56+80x^57+65x^58+20x^59+29x^60+8x^61+10x^62+2x^66+2x^68+1x^72

The gray image is a code over GF(2) with n=184, k=16 and d=68.
This code was found by Heurico 1.16 in 98 seconds.