The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+172x^42+244x^43+823x^44+756x^45+1692x^46+1644x^47+2776x^48+2728x^49+3746x^50+3384x^51+3784x^52+3028x^53+3006x^54+1652x^55+1448x^56+704x^57+646x^58+172x^59+231x^60+16x^61+78x^62+8x^63+23x^64+4x^66+2x^68

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 27.2 seconds.