The generator matrix

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

generates a code of length 51 over Z8 who´s minimum homogenous weight is 42.

Homogenous weight enumerator: w(x)=1x^0+96x^42+342x^43+843x^44+1016x^45+1540x^46+1878x^47+2553x^48+2672x^49+3691x^50+3450x^51+3556x^52+2820x^53+2801x^54+1960x^55+1524x^56+898x^57+579x^58+228x^59+147x^60+80x^61+57x^62+14x^63+14x^64+2x^65+2x^66+2x^68+2x^70

The gray image is a code over GF(2) with n=204, k=15 and d=84.
This code was found by Heurico 1.16 in 24.4 seconds.