A012105 - OEIS

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A012105

arcsinh(arcsin(sinh(x)))=x+1/3!*x^3+9/5!*x^5+337/7!*x^7+20433/9!*x^9...

0

1, 1, 9, 337, 20433, 2146497, 334449049, 72730741137, 21072553238433, 7839688801269505, 3643403659959276585, 2068430144100589034577, 1408597220893698317848945, 1133327555472108223412440257

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,3

LINKS

Table of n, a(n) for n=0..13.

CROSSREFS

Sequence in context: A288547 A303208 A196883 * A100569 A244503 A152553

Adjacent sequences: A012102 A012103 A012104 * A012106 A012107 A012108

KEYWORD

nonn

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

STATUS

approved