The generator matrix

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

generates a code of length 67 over Z25 who´s minimum homogenous weight is 258.

Homogenous weight enumerator: w(x)=1x^0+1380x^258+980x^259+152x^260+740x^261+1800x^263+1320x^264+180x^265+680x^266+1680x^268+1140x^269+120x^270+580x^271+1300x^273+840x^274+64x^275+340x^276+760x^278+720x^279+100x^280+160x^281+580x^283+8x^285

The gray image is a code over GF(5) with n=335, k=6 and d=258.
This code was found by Heurico 1.16 in 4.82 seconds.