The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+60x^49+150x^50+238x^51+278x^52+414x^53+403x^54+360x^55+407x^56+358x^57+406x^58+310x^59+273x^60+208x^61+83x^62+52x^63+24x^64+20x^65+10x^66+16x^67+6x^68+10x^69+4x^70+2x^72+2x^73+1x^76

The gray image is a code over GF(2) with n=224, k=12 and d=98.
This code was found by Heurico 1.16 in 0.638 seconds.