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

generates a code of length 49 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+180x^40+4x^41+296x^42+56x^43+651x^44+220x^45+848x^46+452x^47+1148x^48+580x^49+1106x^50+468x^51+825x^52+212x^53+562x^54+44x^55+322x^56+8x^57+126x^58+4x^59+67x^60+6x^62+5x^64+1x^68

The gray image is a code over GF(2) with n=196, k=13 and d=80.
This code was found by Heurico 1.16 in 3.04 seconds.