The generator matrix

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

generates a code of length 18 over Z25 who´s minimum homogenous weight is 60.

Homogenous weight enumerator: w(x)=1x^0+52x^60+100x^64+168x^65+800x^69+136x^70+1600x^74+100x^75+96x^80+44x^85+28x^90

The gray image is a code over GF(5) with n=90, k=5 and d=60.
This code was found by Heurico 1.16 in 0.00982 seconds.