The generator matrix

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

generates a code of length 58 over Z8 who´s minimum homogenous weight is 50.

Homogenous weight enumerator: w(x)=1x^0+232x^50+316x^51+734x^52+772x^53+1246x^54+1052x^55+1555x^56+1348x^57+1731x^58+1528x^59+1685x^60+1256x^61+1159x^62+572x^63+494x^64+260x^65+257x^66+52x^67+65x^68+12x^69+39x^70+10x^72+8x^74

The gray image is a code over GF(2) with n=232, k=14 and d=100.
This code was found by Heurico 1.16 in 25 seconds.