The generator matrix

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

generates a code of length 69 over Z25 who´s minimum homogenous weight is 264.

Homogenous weight enumerator: w(x)=1x^0+1180x^264+400x^265+2540x^269+632x^270+2600x^274+720x^275+3160x^279+928x^280+2320x^284+360x^285+700x^289+16x^290+20x^295+16x^300+12x^305+4x^315+8x^320+8x^325

The gray image is a code over GF(5) with n=345, k=6 and d=264.
This code was found by Heurico 1.16 in 38.9 seconds.