The generator matrix

 1  0  0  1  1  1  6  1  1  1  0  1  1  2  4  1  1  4  6  0  6  1  1  1  1  1  6  6  2  6  1  1  2  1  1  1  1  1  1  2  0  2  6  1  1  1
 0  1  0  0  1  1  1  4  0  7  1  6  3  2  1  2  1  1  1  6  2  3  1  2  7  6  1  1  1  1  7  3  0  4  6  3  4  2  4  1  1  0  1  3  3  0
 0  0  1  3  3  0  3  2  5  1  3  0  4  1  2  1  2  5  0  1  1  7  2  3  1  2  5  5  2  6  7  2  1  7  7  6  2  4  1  6  4  1  0  7  2  4
 0  0  0  4  0  0  0  0  4  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  0  4  4  4  4  0  4  0  4  4  0  4  0  0  4  4  0  0  0  4
 0  0  0  0  4  0  0  0  0  0  4  4  4  0  4  4  0  4  0  0  0  0  4  4  4  0  4  4  0  4  0  4  4  4  4  4  0  4  4  0  0  4  4  0  4  0
 0  0  0  0  0  4  0  4  4  4  4  0  4  4  0  4  0  4  0  0  4  0  0  4  4  4  0  0  4  4  4  0  4  0  0  4  0  0  0  4  4  0  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+64x^40+228x^41+282x^42+506x^43+451x^44+508x^45+300x^46+422x^47+343x^48+348x^49+222x^50+210x^51+93x^52+60x^53+24x^54+10x^55+7x^56+8x^57+4x^58+4x^59+1x^64

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 0.395 seconds.