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A009673 Expansion of tan(sin(x).x). +0
2
0, 2, -4, 246, -6728, 614890, -55387212, 8450249822, -1527219657616, 372125006557650, -109398463655126420, 39693749843486489542, -17074884680310522056664, 8684084243275368565840826 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

Tan[ Sin[ x ]*x ] (* Even Part *)

CROSSREFS

Adjacent sequences: A009670 A009671 A009672 this_sequence A009674 A009675 A009676

Sequence in context: A018747 A110067 A005275 this_sequence A018770 A058990 A012437

KEYWORD

sign

AUTHOR

R. H. Hardin (rhh(AT)cadence.com)

EXTENSIONS

Extended with signs Mar 15 1997 by Olivier Gerard.

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.


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