A012921 - OEIS

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A012921

cosh(arcsin(x)+sin(x))=1+4/2!*x^2+16/4!*x^4+184/6!*x^6+8320/8!*x^8...

1, 4, 16, 184, 8320, 529824, 52633728, 7595502464, 1487529832448, 380497987834368, 123182327672588288, 49234752596303947776, 23812565081465676070912, 13707078729819239829938176 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,2`
	LINKS	`Table of n, a(n) for n=0..13.`
	CROSSREFS	`Sequence in context: A130691 A308239 A012916 * A280468 A224802 A000513` `Adjacent sequences: A012918 A012919 A012920 * A012922 A012923 A012924`
	KEYWORD	`nonn`
	AUTHOR	`Patrick Demichel (patrick.demichel(AT)hp.com)`
	STATUS	`approved`

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Last modified April 1 09:50 EDT 2023. Contains 361688 sequences. (Running on oeis4.)