The generator matrix

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

generates a code of length 55 over Z8 who´s minimum homogenous weight is 46.

Homogenous weight enumerator: w(x)=1x^0+249x^46+316x^47+760x^48+872x^49+1654x^50+2096x^51+2395x^52+3048x^53+3122x^54+3640x^55+3184x^56+3224x^57+2488x^58+2000x^59+1590x^60+888x^61+591x^62+268x^63+239x^64+32x^65+82x^66+23x^68+5x^70+1x^86

The gray image is a code over GF(2) with n=220, k=15 and d=92.
This code was found by Heurico 1.16 in 49.5 seconds.