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A009609 sinh(tan(x)*sin(x))=2/2!*x^2+4/4!*x^4+182/6!*x^6+4744/8!*x^8... 2
0, 2, 4, 182, 4744, 287402, 21494284, 2264343902, 304602955024, 51600721945682, 10697629642233364, 2665265431805294342, 785147451273373098904, 269855118987322780537082, 106983136938538203343804444, 48443492657600381889310646702 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
MATHEMATICA
With[{nn=40}, Take[CoefficientList[Series[Sinh[Tan[x]*Sin[x]], {x, 0, nn}], x] Range[0, nn]!, {1, -1, 2}]] (* Harvey P. Dale, May 18 2015 *)
CROSSREFS
Sequence in context: A018608 A018611 A012369 * A012367 A165508 A018633
KEYWORD
nonn
AUTHOR
EXTENSIONS
Extended and signs tested Mar 15 1997 by Olivier Gérard.
More terms from and prior Mathematica program replaced by Harvey P. Dale, May 18 2015
STATUS
approved

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Last modified June 13 07:36 EDT 2024. Contains 373366 sequences. (Running on oeis4.)