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

generates a code of length 66 over Z25 who´s minimum homogenous weight is 240.

Homogenous weight enumerator: w(x)=1x^0+88x^240+344x^245+456x^250+404x^255+500x^256+372x^260+4000x^261+244x^265+8000x^266+344x^270+276x^275+188x^280+96x^285+140x^290+68x^295+32x^300+48x^305+12x^310+8x^315+4x^320

The gray image is a code over GF(5) with n=330, k=6 and d=240.
This code was found by Heurico 1.16 in 1.1 seconds.