A013407 E.g.f.: exp(arcsin(x)-arctan(x))=1+3/3!*x^3-15/5!*x^5+90/6!*x^6+945/7!*x^7...

1, 0, 0, 3, 0, -15, 90, 945, -2520, -21735, 368550, 3898125, -29313900, -200675475, 7122965850, 76834382625, -1133998866000, -6451321251375, 432213196164750, 4637298724183125, -115564330313932500

Offset

0,4

Links

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

Mathematica

With[{nn=20}, CoefficientList[Series[Exp[ArcSin[x]-ArcTan[x]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, May 28 2014 *)

Crossrefs

Sequence in context: A351155 A013490 A013351 * A013494 A375586 A375557

Adjacent sequences: A013404 A013405 A013406 * A013408 A013409 A013410

Keyword

sign

Author

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

Extensions

Definition clarified by Harvey P. Dale, May 28 2014

Status

approved