The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  1  1  1  1  1  1  1  1  1  1  2  1  1  4  4  1  2  0  1  0  1  2  4  1  1
 0  2  0  0  0  0  0  0  0  0  0  0  0  0  0  0  4  2  2  2  6  6  2  2  4  2  6  6  2  6  4  6  2  4  4  6  0  6  2  0  6  4  0  6  4  4  4  2  6  0
 0  0  2  0  0  0  0  0  0  0  2  2  6  2  2  6  2  4  6  2  4  2  2  0  2  2  6  0  4  2  4  6  6  6  0  6  0  2  6  2  4  0  2  2  4  4  0  4  2  0
 0  0  0  2  0  0  0  2  6  2  4  2  2  0  2  2  0  4  4  6  2  4  2  6  6  2  2  4  6  6  2  0  4  0  0  6  6  2  6  0  2  2  4  2  2  4  4  4  0  0
 0  0  0  0  2  0  2  2  2  4  4  4  4  6  2  6  2  0  4  0  4  2  2  6  0  0  6  6  6  6  0  0  0  6  4  0  6  0  6  4  4  0  4  4  2  0  4  0  2  0
 0  0  0  0  0  2  2  0  2  6  2  0  2  4  2  4  2  2  4  4  2  6  4  6  6  2  6  0  4  0  2  4  6  4  6  0  6  6  0  6  2  0  0  2  2  0  2  6  0  0
 0  0  0  0  0  0  4  0  0  0  0  0  0  0  4  4  0  0  0  0  0  0  0  0  4  0  4  4  4  0  4  4  0  4  0  4  4  4  4  4  4  0  0  4  0  4  0  4  0  0
 0  0  0  0  0  0  0  4  4  0  0  0  0  0  0  4  0  0  0  0  0  0  0  0  4  4  0  0  4  4  0  4  4  4  4  0  4  4  0  4  0  4  4  0  4  4  0  0  4  0

generates a code of length 50 over Z8 who´s minimum homogenous weight is 38.

Homogenous weight enumerator: w(x)=1x^0+80x^38+84x^39+286x^40+336x^41+492x^42+586x^43+711x^44+1002x^45+1463x^46+2158x^47+3030x^48+3956x^49+4198x^50+4070x^51+3087x^52+2244x^53+1534x^54+1032x^55+710x^56+552x^57+454x^58+222x^59+201x^60+98x^61+91x^62+38x^63+37x^64+4x^65+7x^66+2x^67+1x^68+1x^82

The gray image is a code over GF(2) with n=200, k=15 and d=76.
This code was found by Heurico 1.16 in 41.9 seconds.