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A012409 E.g.f. sin(arctan(x)*exp(x)). 0
0, 1, 2, 0, -16, -60, -40, 336, -2560, -20976, 342688, 4002944, -24866048, -523996096, 3812202368, 103065059072, -777384271872, -26888473739008, 196597142376960, 8734488670474240, -63053651090673664 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..20.

EXAMPLE

sin(arctan(x)*exp(x)) = x + 2/2!*x^2 - 16/4!*x^4 - 60/5!*x^5 - 40/6!*x^6 + ...

MATHEMATICA

With[{nn=30}, CoefficientList[Series[Sin[ArcTan[x]Exp[x]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, May 17 2013 *)

CROSSREFS

Sequence in context: A012414 A098336 A116093 * A012661 A345652 A009528

Adjacent sequences:  A012406 A012407 A012408 * A012410 A012411 A012412

KEYWORD

sign

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

STATUS

approved

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Last modified September 19 03:31 EDT 2021. Contains 347550 sequences. (Running on oeis4.)