The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  2  4  1  1  0  1  0  1  2  1  1  1  2  1  0  1  1  1  1  1  1  0  1  1  2
 0  2  0  0  0  2  6  2  4  0  4  4  2  2  6  2  0  4  2  2  0  2  4  6  4  4  6  6  0  2  4  6  4  6  0  0  6  0  4  0  6  6  6  0  2  0  2  2  4  0  0  6  4  0  0  6  0  4
 0  0  2  0  2  2  2  4  6  2  4  0  6  0  6  4  0  2  6  4  0  2  2  0  0  4  2  6  2  0  6  4  2  2  2  0  2  2  2  4  6  6  4  0  0  2  6  6  0  6  4  4  2  2  0  2  4  6
 0  0  0  2  2  0  2  6  2  4  0  2  4  0  2  6  4  4  0  4  0  0  4  0  2  6  2  6  2  6  6  2  0  6  6  4  4  4  2  2  4  2  4  0  2  2  0  2  0  0  0  6  0  2  2  6  0  6
 0  0  0  0  4  0  0  0  0  0  4  4  0  4  4  4  0  4  4  0  4  4  4  4  0  4  0  4  0  0  4  4  0  4  4  0  4  4  0  4  0  0  4  0  4  0  0  0  4  4  4  4  0  0  4  4  0  0
 0  0  0  0  0  4  4  0  4  4  0  4  0  0  0  4  4  4  4  4  4  0  0  4  4  0  0  4  0  4  4  0  0  4  4  0  0  4  0  0  4  0  4  4  0  0  0  4  0  4  4  4  0  4  0  4  4  4

generates a code of length 58 over Z8 who´s minimum homogenous weight is 51.

Homogenous weight enumerator: w(x)=1x^0+50x^51+91x^52+102x^53+131x^54+156x^55+191x^56+234x^57+247x^58+212x^59+167x^60+134x^61+99x^62+64x^63+49x^64+30x^65+27x^66+26x^67+10x^68+12x^69+6x^70+4x^71+2x^72+2x^74+1x^96

The gray image is a code over GF(2) with n=232, k=11 and d=102.
This code was found by Heurico 1.16 in 0.597 seconds.