id:A012878 - OEIS Search Results

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exp(sech(x)*arcsin(x))=1+x+1/2!*x^2-1/3!*x^3-7/4!*x^4+5/5!*x^5...

+0
1

1, 1, 1, -1, -7, 5, 145, 499, -2063, -12055, 128705, 2156871, 5154217, -24423763, 510686033, 27205910523, 254809389793, 2396435716433, 27371394484993, 1214149548475407, 18728499608356185, 375616253471952085 (list; graph; listen)

	OFFSET	`0,5`
	CROSSREFS	`Sequence in context: A080798 A007553 A002019 this_sequence A003299 A154017 A100222` `Adjacent sequences: A012875 A012876 A012877 this_sequence A012879 A012880 A012881`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)`

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

AT&T Labs Research