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A024234 Expansion of sin(tan(x)*sin(x))/2. 0
0, 1, 2, -29, -988, -62939, -4717978, -418216889, -44866810168, -5568619124279, -761113513112758, -103460768181476309, -9224922283633430548, 2672684609947750327021, 2823780970401362133222062 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

MATHEMATICA

Sin[ Tan[ x ]*Sin[ x ] ]/2 (* Even Part *)

CROSSREFS

A009513.

Sequence in context: A006988 A090251 A087281 * A077282 A059725 A112784

Adjacent sequences:  A024231 A024232 A024233 * A024235 A024236 A024237

KEYWORD

sign

AUTHOR

R. H. Hardin (rhhardin(AT)att.net)

EXTENSIONS

Extended with signs 03/97.

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Last modified February 13 19:58 EST 2012. Contains 205540 sequences.