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A024245 Expansion of tan(tan(x)*sin(x))/2. +0
1
0, 1, 2, 151, 4052, 473821, 43427702, 8101954771, 1565046469352, 448462238638201, 145356930860495402, 60733588252657064911, 29246431560267761883452, 16962897050271422096601301 (list; graph; listen)
OFFSET

0,3

MATHEMATICA

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

CROSSREFS

A009705.

Sequence in context: A068987 A128350 A046473 this_sequence A113576 A102458 A064436

Adjacent sequences: A024242 A024243 A024244 this_sequence A024246 A024247 A024248

KEYWORD

nonn

AUTHOR

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

EXTENSIONS

Extended and signs tested 03/97.

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.


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