The generator matrix

 1  1  1  1  1  1  1  7  1
 0  7  0  0  7  7 28  7  0
 0  0  7  0 35 28 21  7  0
 0  0  0  7 35  7 14 42  0

generates a code of length 9 over Z49 who´s minimum homogenous weight is 35.

Homogenous weight enumerator: w(x)=1x^0+126x^35+294x^42+2058x^48+384x^49+12348x^55+924x^56+672x^63

The gray image is a code over GF(7) with n=63, k=5 and d=35.
This code was found by Heurico 1.16 in 0.0162 seconds.