The generator matrix

 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  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  5  1  1  1  1  1  1  1  1  5
 0  5  0  0  5  5  0  5 10 20 15 20  0 10 20 20  5 10 10  5  5 10  0 15  0  5  0 20 10 10 10 20 20 20 15  5  0 10  0  5 15  5 20  0 15 20  5 20  0 10  5
 0  0  5  0 15 10  5 20  0  5  5  5 15 10  0 10 15  5 10 20  0 15 10 15  5 10 10 15 20  0 20 20  0  5 10  0 20 10 20 20  5  5 20 15 10 20 10  0 15 15  0
 0  0  0  5 15  5 20 15 15 15  0  5  5  0 15  5 10 10 15  0  5 10 10 15 10  0  5 15 15  5  5  0  0 10 10 15 10 10  0 10 15 10  5 10  0 15 10 20  0  5 20

generates a code of length 51 over Z25 who´s minimum homogenous weight is 195.

Homogenous weight enumerator: w(x)=1x^0+200x^195+100x^196+140x^200+800x^201+192x^205+1600x^206+24x^220+4x^225+48x^230+16x^245

The gray image is a code over GF(5) with n=255, k=5 and d=195.
This code was found by Heurico 1.16 in 23.9 seconds.