The generator matrix

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

generates a code of length 50 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+76x^40+154x^41+219x^42+732x^43+769x^44+1732x^45+1380x^46+3162x^47+2346x^48+4414x^49+2740x^50+4472x^51+2291x^52+3320x^53+1521x^54+1684x^55+596x^56+582x^57+247x^58+188x^59+59x^60+36x^61+26x^62+2x^63+5x^64+2x^65+10x^66+1x^68+1x^70

The gray image is a code over GF(2) with n=200, k=15 and d=80.
This code was found by Heurico 1.16 in 24.9 seconds.