The generator matrix

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

generates a code of length 58 over Z8 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+43x^48+8x^49+120x^50+136x^51+205x^52+448x^53+283x^54+1088x^55+278x^56+1392x^57+248x^58+1392x^59+259x^60+1088x^61+264x^62+448x^63+184x^64+136x^65+80x^66+8x^67+35x^68+19x^70+12x^72+8x^74+5x^76+2x^78+2x^80

The gray image is a code over GF(2) with n=232, k=13 and d=96.
This code was found by Heurico 1.16 in 2.73 seconds.