(3,4,5) (5,12,13) (7,24,25) (9,40,41) (11,60,61)…第n组数为多少?

问题描述:

(3,4,5) (5,12,13) (7,24,25) (9,40,41) (11,60,61)…第n组数为多少?

(2n+1,2n的平方+2n,2n的平方+2n+1)