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Search: id:A012117
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A012117 arcsinh(arcsin(arcsinh(x)))=x-1/3!*x^3+17/5!*x^5-449/7!*x^7+30113/9!*x^9... +0
1
1, -1, 17, -449, 30113, -2761793, 415351089, -81370683393, 21955730621249, -7408485122203009, 3161408870916725841, -1630838373598845388097, 1013685573603673847917793, -741353146138643571687256001 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Sequence in context: A158063 A035022 A023150 this_sequence A122430 A009051 A035276

Adjacent sequences: A012114 A012115 A012116 this_sequence A012118 A012119 A012120

KEYWORD

sign

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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