勾股数规律第四个还算正确其余的简直有点不知所云了~我要的是3个一组的勾股数的规律!

(2N+1)^2+(2N^2+2N)^2=(2N^2+2N+1)^2
2N+1,2N^2+2N,2N^2+2N+1
N=1,
3,4,5
N=2
5,12,13
N=3
7,24,25