The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+118x^40+296x^41+643x^42+1008x^43+1592x^44+1960x^45+2481x^46+3126x^47+3298x^48+3584x^49+3345x^50+3230x^51+2747x^52+1938x^53+1462x^54+918x^55+505x^56+262x^57+128x^58+34x^59+57x^60+22x^61+4x^62+4x^63+2x^64+2x^65+1x^70

The gray image is a code over GF(2) with n=196, k=15 and d=80.
This code was found by Heurico 1.16 in 23 seconds.