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Search: id:A012683
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A012683 arcsinh(tanh(x)*arctan(x))=2/2!*x^2-16/4!*x^4+200/6!*x^6+1024/8!*x^8... +0
1
2, -16, 200, 1024, -523232, 36263680, 7024697472, -3839533326336, 933770326393344, 5856130402316288, -153024990104004376576, 83925295292036381278208, 4161808298471932199182336 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A006335 A151338 A051711 this_sequence A012677 A036081 A138429

Adjacent sequences: A012680 A012681 A012682 this_sequence A012684 A012685 A012686

KEYWORD

sign

AUTHOR

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

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Last modified December 4 14:15 EST 2008. Contains 151279 sequences.

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