The generator matrix

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

generates a code of length 50 over Z8 who´s minimum homogenous weight is 42.

Homogenous weight enumerator: w(x)=1x^0+136x^42+64x^43+345x^44+248x^45+647x^46+520x^47+927x^48+712x^49+1056x^50+696x^51+976x^52+520x^53+598x^54+248x^55+252x^56+56x^57+86x^58+8x^59+47x^60+33x^62+12x^64+2x^66+2x^70

The gray image is a code over GF(2) with n=200, k=13 and d=84.
This code was found by Heurico 1.16 in 97.6 seconds.