The generator matrix

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

generates a code of length 46 over Z8 who´s minimum homogenous weight is 41.

Homogenous weight enumerator: w(x)=1x^0+360x^41+166x^42+780x^43+12x^44+760x^45+180x^46+708x^47+13x^48+536x^49+104x^50+276x^51+4x^52+136x^53+28x^54+28x^55+2x^56+2x^58

The gray image is a code over GF(2) with n=184, k=12 and d=82.
This code was found by Heurico 1.11 in 228 seconds.