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

generates a code of length 57 over Z8 who´s minimum homogenous weight is 46.

Homogenous weight enumerator: w(x)=1x^0+57x^46+132x^47+181x^48+306x^49+377x^50+446x^51+564x^52+838x^53+1096x^54+1426x^55+1843x^56+1898x^57+1786x^58+1506x^59+1149x^60+774x^61+571x^62+454x^63+300x^64+232x^65+175x^66+120x^67+54x^68+44x^69+28x^70+12x^71+3x^72+4x^73+6x^74+1x^92

The gray image is a code over GF(2) with n=228, k=14 and d=92.
This code was found by Heurico 1.16 in 13.7 seconds.