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

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

Homogenous weight enumerator: w(x)=1x^0+191x^46+400x^48+48x^49+637x^50+216x^51+843x^52+464x^53+1035x^54+600x^55+1050x^56+464x^57+832x^58+200x^59+568x^60+48x^61+307x^62+8x^63+186x^64+67x^66+21x^68+3x^70+2x^72+1x^80

The gray image is a code over GF(2) with n=220, k=13 and d=92.
This code was found by Heurico 1.16 in 79.2 seconds.