id:A012203 - OEIS Search Results

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exp(arctan(atan(x)))=1+x+1/2!*x^2-3/3!*x^3-15/4!*x^4+49/5!*x^5...

+0
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1, 1, 1, -3, -15, 49, 609, -1859, -48031, 119617, 6247681, -10283171, -1214813487, 678311217, 330587407201, 246695568861, -120086685689663, -270153706006015, 56186566871496961, 221300400903581245 (list; graph; listen)

	OFFSET	`0,4`
	CROSSREFS	`Sequence in context: A124161 A089580 A034564 this_sequence A112586 A043005 A118126` `Adjacent sequences: A012200 A012201 A012202 this_sequence A012204 A012205 A012206`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

AT&T Labs Research