id:A012835 - OEIS Search Results

Search: id:A012835

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arctan(sec(x)*tanh(x))=x-1/3!*x^3+25/5!*x^5-761/7!*x^7+42065/9!*x^9...

+0
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1, -1, 25, -761, 42065, -3898321, 521329705, -96017526281, 23356125062945, -7240133620964641, 2786977252450841785, -1304375789021987253401, 729394652578427432666225, -480281453260247282387992561 (list; graph; listen)

	OFFSET	`0,3`
	CROSSREFS	`Sequence in context: A015697 A099365 A123835 this_sequence A132540 A122142 A008844` `Adjacent sequences: A012832 A012833 A012834 this_sequence A012836 A012837 A012838`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)`

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Last modified July 26 23:15 EDT 2008. Contains 142293 sequences.

AT&T Labs Research