The generator matrix

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

generates a code of length 46 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+66x^40+254x^41+293x^42+476x^43+389x^44+492x^45+380x^46+424x^47+338x^48+368x^49+180x^50+204x^51+107x^52+68x^53+24x^54+16x^55+7x^56+2x^57+3x^58+4x^60

The gray image is a code over GF(2) with n=184, k=12 and d=80.
This code was found by Heurico 1.16 in 0.416 seconds.