The generator matrix

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

generates a code of length 64 over Z25 who´s minimum homogenous weight is 240.

Homogenous weight enumerator: w(x)=1x^0+916x^240+640x^241+320x^242+1400x^244+4228x^245+2120x^246+1020x^247+3520x^249+7252x^250+2900x^251+1760x^252+3960x^254+9020x^255+3500x^256+1900x^257+4500x^259+9128x^260+3200x^261+1740x^262+3540x^264+5916x^265+2060x^266+760x^267+580x^269+1568x^270+580x^271+52x^275+20x^280+12x^285+8x^290+4x^295

The gray image is a code over GF(5) with n=320, k=7 and d=240.
This code was found by Heurico 1.16 in 10 seconds.