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A013434 cos(arcsin(x)-arctanh(x))=1-10/6!*x^6-840/8!*x^8-87750/10!*x^10... 0
1, 0, 0, -10, -840, -87750, -12310100, -2287605450, -549013374000, -166031512396750, -61922192590147500, -27960041702488691250, -15045975711682274645000, -9519627048988069071093750 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..13.

MATHEMATICA

With[{nn=30}, Take[CoefficientList[Series[Cos[ArcSin[x]-ArcTanh[x]], {x, 0, nn}], x] Range[0, nn]!, {1, -1, 2}]] (* Harvey P. Dale, Nov 12 2014 *)

CROSSREFS

Sequence in context: A013383 A013387 A013438 * A013436 A013437 A246599

Adjacent sequences:  A013431 A013432 A013433 * A013435 A013436 A013437

KEYWORD

sign

AUTHOR

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

STATUS

approved

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Last modified December 1 20:10 EST 2021. Contains 349430 sequences. (Running on oeis4.)