The generator matrix

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

generates a code of length 55 over Z8 who´s minimum homogenous weight is 54.

Homogenous weight enumerator: w(x)=1x^0+7x^54+46x^55+7x^56+2x^63+1x^94

The gray image is a code over GF(2) with n=220, k=6 and d=108.
This code was found by Heurico 1.16 in 0.039 seconds.