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

generates a code of length 52 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+67x^40+130x^41+235x^42+350x^43+531x^44+722x^45+983x^46+1346x^47+1805x^48+2304x^49+2788x^50+3304x^51+3477x^52+3328x^53+2945x^54+2408x^55+1775x^56+1358x^57+1004x^58+674x^59+468x^60+318x^61+199x^62+102x^63+64x^64+32x^65+36x^66+8x^67+3x^68+1x^70+1x^76+1x^90

The gray image is a code over GF(2) with n=208, k=15 and d=80.
This code was found by Heurico 1.16 in 45.1 seconds.