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Mr. Hui · 12-21-2006

The nth term contains 2 factorials in the denominator.

One possible solution:

$\frac{2n(n+1)}{n!(n+1)!}$

12-21-2006	#2
Mr. Hui Join Date: Mar 2005 Posts: 10,609	The nth term contains 2 factorials in the denominator. One possible solution: $\frac{2n(n+1)}{n!(n+1)!}$ __________________ Do Math and you can do Anything!