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

generates a code of length 89 over Z25 who´s minimum homogenous weight is 355.

Homogenous weight enumerator: w(x)=1x^0+80x^355+500x^356+20x^360+20x^370+4x^375

The gray image is a code over GF(5) with n=445, k=4 and d=355.
This code was found by Heurico 1.16 in 0.11 seconds.