The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  4  2  2  0  0  1  4  1  1  4  1  0  2  1  0  2  4  1  0  1  1
 0  2  0  0  0  2  6  2  0  0  4  2  4  2  6  2  2  0  6  2  4  2  2  6  2  2  4  0  0  4  2  2  6  0  4  0  0  6  0  4  0  2  2  2  4  0
 0  0  2  0  2  2  6  0  0  4  2  2  2  6  4  0  0  0  2  2  0  4  4  0  4  4  0  6  0  2  2  4  0  6  2  6  2  6  2  2  2  6  2  0  4  4
 0  0  0  2  2  0  6  2  4  2  2  0  4  6  0  2  6  0  4  6  2  0  2  6  2  6  2  0  2  0  0  2  4  6  2  4  0  2  6  4  0  0  4  4  0  0
 0  0  0  0  4  0  0  0  0  0  0  4  4  4  0  4  0  0  0  4  0  4  4  4  0  4  4  4  4  4  0  0  4  4  4  0  0  4  0  0  4  4  0  0  4  0
 0  0  0  0  0  4  0  4  4  0  4  4  0  4  4  4  0  0  4  0  4  0  0  0  4  0  0  4  0  0  0  0  4  0  4  4  4  0  4  0  4  0  4  0  4  4
 0  0  0  0  0  0  4  4  0  4  4  4  0  4  4  0  4  4  4  4  4  4  4  0  0  0  0  0  4  4  4  0  0  4  4  4  4  0  0  0  4  0  0  0  0  0

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

Homogenous weight enumerator: w(x)=1x^0+32x^38+98x^39+145x^40+224x^41+271x^42+314x^43+379x^44+412x^45+437x^46+428x^47+372x^48+296x^49+226x^50+136x^51+106x^52+76x^53+50x^54+42x^55+17x^56+16x^57+7x^58+6x^59+3x^60+1x^62+1x^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 0.653 seconds.