id:A049211 - OEIS Search Results

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- Product(9*k-1,k=0..n); 9-factorial numbers.

+0
5

1, 8, 136, 3536, 123760, 5445440, 288608320, 17893715840, 1270453824640, 1011636305971200, 9045631231436800, 886471860680806400, 94852489092846284800, 11002888734770169036800 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n)= 8A035022(n) = (9n-1)(!^9), n >= 1, a(0) := 1.`
	CROSSREFS	`Cf. A008543, A049210, A049212.` `Sequence in context: A131927 A132869 A036915 this_sequence A024283 A134053 A136472` `Adjacent sequences: A049208 A049209 A049210 this_sequence A049212 A049213 A049214`
	KEYWORD	`easy,nonn`
	AUTHOR	`Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de)`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

AT&T Labs Research