The generator matrix

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

generates a code of length 57 over Z8 who´s minimum homogenous weight is 52.

Homogenous weight enumerator: w(x)=1x^0+94x^52+186x^53+303x^54+234x^55+295x^56+180x^57+168x^58+118x^59+113x^60+78x^61+72x^62+78x^63+60x^64+18x^65+32x^66+2x^67+13x^68+1x^70+2x^73

The gray image is a code over GF(2) with n=228, k=11 and d=104.
This code was found by Heurico 1.11 in 0.131 seconds.