The generator matrix

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

generates a code of length 58 over Z8 who´s minimum homogenous weight is 49.

Homogenous weight enumerator: w(x)=1x^0+102x^49+436x^50+780x^51+1382x^52+1494x^53+2032x^54+2442x^55+3105x^56+2764x^57+3584x^58+3170x^59+3013x^60+2278x^61+2204x^62+1468x^63+1110x^64+642x^65+412x^66+166x^67+89x^68+48x^69+36x^70+6x^71+4x^72

The gray image is a code over GF(2) with n=232, k=15 and d=98.
This code was found by Heurico 1.16 in 27.8 seconds.