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Search: id:A102058
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A102058 Expansion of sin(atanh(x)). +0
2
1, 1, 5, 5, -5815, -956375, -172917875, -38579649875, -10713341611375, -3663118565923375, -1519935859717136875, -754429769289426936875, -442113820341129750734375, -302333022017412857174234375 (list; graph; listen)
OFFSET

1,3

EXAMPLE

sin(atanh(x)) = x + x^3/3! + 5x^5/5! + 5x^7/7! - 5815x^9/9! -...

CROSSREFS

Bisection of A002019.

Sequence in context: A055928 A051716 A102060 this_sequence A078473 A110800 A021645

Adjacent sequences: A102055 A102056 A102057 this_sequence A102059 A102060 A102061

KEYWORD

sign

AUTHOR

Ralf Stephan, Dec 28 2004

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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


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