A110372 a(n) = F(n+1)!/F(n)! where F(n) = n-th Fibonacci number.

1, 2, 3, 20, 336, 154440, 8204716800, 5778574175582208000, 43004718293359780142729736192000000, 1300207208378579462193856077468752280037294977727353323520000000

Offset: 1

Author

Amarnath Murthy, Jul 24 2005

Keywords

• easy
• nonn

Examples

			a(5) = 8!/5! = 336.
		

Crossrefs

Cf. A060001.

Programs

Maple

with(combinat): seq(fibonacci(n+1)!/fibonacci(n)!,n=1..11); # Emeric Deutsch, Jul 25 2005

Extensions

More terms from Emeric Deutsch, Jul 25 2005