The generator matrix

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

generates a code of length 55 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+23x^40+38x^41+99x^42+186x^43+314x^44+438x^45+683x^46+1042x^47+1559x^48+2120x^49+2699x^50+3810x^51+4624x^52+5530x^53+6361x^54+6280x^55+6376x^56+5678x^57+4741x^58+3918x^59+2705x^60+2114x^61+1477x^62+994x^63+636x^64+404x^65+281x^66+134x^67+130x^68+62x^69+39x^70+20x^71+11x^72+4x^74+3x^76+2x^80

The gray image is a code over GF(2) with n=220, k=16 and d=80.
This code was found by Heurico 1.16 in 98.9 seconds.