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A024259 Expansion of sinh(tan(x))*sin(x)/2. +0
1
0, 1, 4, 84, 2880, 155152, 11947072, 1240929984, 166862665728, 28164532992256, 5825137200342016, 1447885245123609600, 425631502990107721728, 146006164524789598523392, 57780315705196065420230656 (list; graph; listen)
OFFSET

0,3

MATHEMATICA

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

CROSSREFS

A009606.

Sequence in context: A006344 A053352 A156477 this_sequence A024260 A099706 A012065

Adjacent sequences: A024256 A024257 A024258 this_sequence A024260 A024261 A024262

KEYWORD

nonn

AUTHOR

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

EXTENSIONS

Extended and signs tested 03/97.

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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