The generator matrix

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

generates a code of length 63 over Z8 who´s minimum homogenous weight is 56.

Homogenous weight enumerator: w(x)=1x^0+259x^56+260x^57+557x^58+464x^59+960x^60+564x^61+923x^62+616x^63+915x^64+500x^65+645x^66+352x^67+476x^68+204x^69+219x^70+104x^71+93x^72+8x^73+46x^74+16x^76+10x^78

The gray image is a code over GF(2) with n=252, k=13 and d=112.
This code was found by Heurico 1.16 in 2.6 seconds.