The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  0  1  1  1  1  7  1  1  7  1  1  1  1  1
 0  1  1 31 16 48  4 19  0 36 31  1 16 19  7 36  1  9 38 42 26  6 20  4 46
 0  0 35 21 42  7 14 21  7 28 14  7 35  0 28 14 35  7 42  7 35 28  0 28  7

generates a code of length 25 over Z49 who´s minimum homogenous weight is 140.

Homogenous weight enumerator: w(x)=1x^0+2076x^140+5544x^147+9132x^154+12x^161+24x^168+18x^175

The gray image is a code over GF(7) with n=175, k=5 and d=140.
This code was found by Heurico 1.16 in 0.66 seconds.