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Search: id:A012767
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A012767 arctan(cosh(x)*tan(x))=x+3/3!*x^3-35/5!*x^5-1057/7!*x^7+59865/9!*x^9... +0
1
1, 3, -35, -1057, 59865, 5446683, -726781835, -133713611977, 32440474082865, 10034804733270963, -3854719922524818035, -1800259494456990656497, 1004556790822666566963465 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A135516 A107712 A062699 this_sequence A136525 A136556 A006098

Adjacent sequences: A012764 A012765 A012766 this_sequence A012768 A012769 A012770

KEYWORD

sign

AUTHOR

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

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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