A012666 - OEIS

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A012666

sinh(tanh(x)*arcsin(x))=2/2!*x^2-4/4!*x^4+230/6!*x^6-3848/8!*x^8...

2, -4, 230, -3848, 497098, -14513420, 5158219950, -47697728016, 177486854140818, 15468174530073068, 17111710452932214902, 4853812039531225331432, 4006433870309112576215386 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,1`
	LINKS	`Table of n, a(n) for n=0..12.`
	CROSSREFS	`Sequence in context: A111162 A018715 A018720 * A012612 A012560 A012556` `Adjacent sequences: A012663 A012664 A012665 * A012667 A012668 A012669`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (patrick.demichel(AT)hp.com)`
	STATUS	`approved`

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Last modified January 30 21:42 EST 2023. Contains 359947 sequences. (Running on oeis4.)