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

generates a code of length 59 over Z8 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+65x^48+42x^50+48x^51+283x^52+176x^53+386x^54+416x^55+872x^56+592x^57+916x^58+608x^59+997x^60+592x^61+756x^62+416x^63+460x^64+176x^65+194x^66+48x^67+82x^68+10x^70+38x^72+13x^76+4x^80+1x^84

The gray image is a code over GF(2) with n=236, k=13 and d=96.
This code was found by Heurico 1.16 in 2.75 seconds.