The generator matrix

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

generates a code of length 56 over Z8 who´s minimum homogenous weight is 50.

Homogenous weight enumerator: w(x)=1x^0+54x^50+96x^51+200x^52+216x^53+238x^54+216x^55+151x^56+208x^57+157x^58+176x^59+124x^60+88x^61+44x^62+24x^63+21x^64+12x^66+12x^68+6x^70+3x^72+1x^74

The gray image is a code over GF(2) with n=224, k=11 and d=100.
This code was found by Heurico 1.16 in 0.244 seconds.