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Search: id:A012983
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A012983 sec(arctan(x)+sin(x))=1+4/2!*x^2+56/4!*x^4+1894/6!*x^6+117288/8!*x^8... +0
1
1, 4, 56, 1894, 117288, 11804634, 1728907572, 351044605734, 93615747164592, 31926736599252978, 13490290255530367052, 6942626443208363650846, 4262966686937642406398792, 3085748295626999896052048426 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Adjacent sequences: A012980 A012981 A012982 this_sequence A012984 A012985 A012986

Sequence in context: A111849 A009159 A013055 this_sequence A012959 A013113 A009105

KEYWORD

nonn

AUTHOR

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

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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