id:A166554 - OEIS Search Results

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a(0)=1, a(n)=n*(a(n-1)-1) for n>0.

+0
2

1, 0, -2, -9, -40, -205, -1236, -8659, -69280, -623529, -6235300, -68588311, -823059744, -10699776685, -149796873604, -2246953104075, -35951249665216, -611171244308689, -11001082397556420, -209020565553571999 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`a(n)=-A038156(n) for n>0.`
	CROSSREFS	`Cf. A000142, A165793, A165814` `Sequence in context: A021001 A038112 A052512 this_sequence A038156 A052846 A056844` `Adjacent sequences: A166551 A166552 A166553 this_sequence A166555 A166556 A166557`
	KEYWORD	`sign`
	AUTHOR	`Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Oct 16 2009`

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Last modified March 17 15:31 EDT 2010. Contains 173524 sequences.

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