A013334 - OEIS

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A013334

arcsinh(exp(x)-sec(x))=x-4/4!*x^4-1104/8!*x^8-5040/9!*x^9...

1, 0, 0, -4, 0, 0, 0, -1104, -5040, 0, 184800, -1784704, -39948480, -201801600, 2969366400, 24788541696, -621491320320, -12903078988800, 20131497484800, 2944178363780096, 8434762785469440 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	CROSSREFS	`Sequence in context: A174647 A169770 A101193 * A185232 A156393 A096623` `Adjacent sequences: A013331 A013332 A013333 * A013335 A013336 A013337`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)`

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Last modified February 15 10:06 EST 2012. Contains 205763 sequences.