The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+338x^40+476x^41+1360x^42+1808x^43+2963x^44+3532x^45+5392x^46+6080x^47+7083x^48+6812x^49+7522x^50+6284x^51+5830x^52+3648x^53+2834x^54+1560x^55+1112x^56+416x^57+278x^58+76x^59+71x^60+28x^61+22x^62+10x^64

The gray image is a code over GF(2) with n=196, k=16 and d=80.
This code was found by Heurico 1.16 in 98.7 seconds.