id:A009371 - OEIS Search Results

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Expansion of ln(1+tan(x)).exp(x).

+0
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0, 1, 1, 4, 0, 45, -155, 1748, -13496, 151169, -1682191, 22018412, -307464872, 4746159613, -78744546907, 1410956472396, -27026759291728, 552443153007777, -11988735452427903, 275451486233018100, -6677966707663119664 (list; graph; listen)

	OFFSET	`0,4`
	MATHEMATICA	`Log[ 1+Tan[ x ] ]*Exp[ x ]`
	CROSSREFS	`Sequence in context: A123936 A138546 A019217 this_sequence A101502 A118440 A013037` `Adjacent sequences: A009368 A009369 A009370 this_sequence A009372 A009373 A009374`
	KEYWORD	`sign,easy`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

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

AT&T Labs Research