The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+40x^57+6x^58+8x^59+6x^60+2x^62+1x^64

The gray image is a code over GF(2) with n=228, k=6 and d=114.
This code was found by Heurico 1.11 in 0.258 seconds.