The generator matrix

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

generates a code of length 56 over Z8 who´s minimum homogenous weight is 49.

Homogenous weight enumerator: w(x)=1x^0+156x^49+306x^50+554x^51+478x^52+756x^53+708x^54+920x^55+745x^56+896x^57+564x^58+626x^59+447x^60+430x^61+230x^62+196x^63+78x^64+48x^65+14x^66+8x^67+11x^68+18x^69+2x^70

The gray image is a code over GF(2) with n=224, k=13 and d=98.
This code was found by Heurico 1.16 in 7.39 seconds.