The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+28x^42+104x^43+144x^44+332x^45+261x^46+628x^47+482x^48+920x^49+651x^50+1156x^51+636x^52+1000x^53+457x^54+548x^55+222x^56+280x^57+116x^58+116x^59+42x^60+28x^61+17x^62+8x^63+7x^64+5x^66+2x^68+1x^70

The gray image is a code over GF(2) with n=204, k=13 and d=84.
This code was found by Heurico 1.16 in 2.17 seconds.