The generator matrix

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

generates a code of length 58 over Z8 who´s minimum homogenous weight is 54.

Homogenous weight enumerator: w(x)=1x^0+160x^54+374x^56+224x^58+30x^60+104x^62+93x^64+20x^66+2x^68+12x^72+4x^74

The gray image is a code over GF(2) with n=232, k=10 and d=108.
This code was found by Heurico 1.16 in 0.131 seconds.