id:A081046 - OEIS Search Results

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Difference of the first two Stirling numbers of the first kind.

+0
5

1, -2, 5, -17, 74, -394, 2484, -18108, 149904, -1389456, 14257440, -160460640, 1965444480, -26029779840, 370643938560, -5646837369600, 91657072281600, -1579093018675200, 28779361764249600, -553210247226470400 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n) = s(n, 1)-s(n, 2), s(n, m) = signed Stirling number of the first kind. E.g.f. (1+x)^-1 * (1-log(1+x)).`
	CROSSREFS	`Cf. A000254, A008275. Same as A000774 apart from signs.` `Sequence in context: A136726 A112831 A000774 this_sequence A118100 A129591 A099825` `Adjacent sequences: A081043 A081044 A081045 this_sequence A081047 A081048 A081049`
	KEYWORD	`easy,sign`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Mar 05 2003`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research