The generator matrix

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

generates a code of length 46 over Z8 who´s minimum homogenous weight is 38.

Homogenous weight enumerator: w(x)=1x^0+28x^38+56x^39+80x^40+252x^41+133x^42+460x^43+183x^44+772x^45+206x^46+772x^47+173x^48+452x^49+116x^50+244x^51+60x^52+60x^53+18x^54+4x^55+8x^56+7x^58+5x^60+4x^62+2x^64

The gray image is a code over GF(2) with n=184, k=12 and d=76.
This code was found by Heurico 1.16 in 0.485 seconds.