The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  5  1  1  1  1  1 10  1  1  1  1  1 20  1  1  1  1  1 15  1  1  1  1  1  0  1  1  1  1  1  5  1  1  1  1  1 10  1  1  1  1  1  1  1  1  1  1 20 15  1  1  1
 0  1 16  7 14 18  5 21 12 19 23  1 10 11 17  9  3  1 20  6  2  4 13  1 15  1 22 24  8  1  0 16  7 14 18  1  5 21 12 19 23  1 10 11 17  9  3  1 20  6  2  4 15  1 22 24 13  8  1  1  0  5 10

generates a code of length 63 over Z25 who´s minimum homogenous weight is 250.

Homogenous weight enumerator: w(x)=1x^0+64x^250+500x^252+40x^255+20x^265

The gray image is a code over GF(5) with n=315, k=4 and d=250.
This code was found by Heurico 1.16 in 0.031 seconds.