A012488 - OEIS

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A012488

tanh(cos(x)*arcsin(x))=x-4/3!*x^3+60/5!*x^5-2056/7!*x^7+127376/9!*x^9...

1, -4, 60, -2056, 127376, -11253504, 1524986944, -257629834112, 60842617280768, -16737691854400512, 6112605714322803712, -2481449664133693548544, 1299422306103439813611520 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	CROSSREFS	`Sequence in context: A098630 A013502 A099705 * A181444 A177780 A012567` `Adjacent sequences: A012485 A012486 A012487 * A012489 A012490 A012491`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)`

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Last modified February 17 04:58 EST 2012. Contains 205985 sequences.