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

generates a code of length 55 over Z8 who´s minimum homogenous weight is 52.

Homogenous weight enumerator: w(x)=1x^0+52x^52+16x^53+74x^54+32x^55+10x^56+16x^57+18x^58+32x^60+2x^62+1x^64+2x^74

The gray image is a code over GF(2) with n=220, k=8 and d=104.
This code was found by Heurico 1.16 in 0.0571 seconds.