A012417 - OEIS

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A012417

cosh(arctan(x)*exp(x))=1+1/2!*x^2+6/3!*x^3+17/4!*x^4+20/5!*x^5...

1, 0, 1, 6, 17, 20, 145, 2170, 8353, -41208, 12065, 8539278, 24846769, -999642020, -1683957327, 211007667650, 379515957057, -52699680395376, -66075776120255, 17106146184773014, 14435220017357137 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	CROSSREFS	`Sequence in context: A019296 A035484 A009171 * A184549 A166025 A171786` `Adjacent sequences: A012414 A012415 A012416 * A012418 A012419 A012420`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)`

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Last modified February 13 08:12 EST 2012. Contains 205451 sequences.