A012912 Expansion of e.g.f.: exp(arcsin(x)+sin(x))=1+2*x+4/2!*x^2+8/3!*x^3+16/4!*x^4+42/5!*x^5...

1, 2, 4, 8, 16, 42, 184, 1192, 8320, 63954, 529824, 5076392, 52633728, 615675322, 7595502464, 104080146632, 1487529832448, 23400806440098, 380497987834368, 6758267272643528, 123182327672588288

Offset

0,2

Links

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

Mathematica

With[{nn=20}, CoefficientList[Series[Exp[ArcSin[x]+Sin[x]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Jul 02 2020 *)

Crossrefs

Sequence in context: A275071 A018575 A013116 * A018593 A255394 A081473

Adjacent sequences: A012909 A012910 A012911 * A012913 A012914 A012915

Keyword

nonn

Author

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

Extensions

Definition clarified by Harvey P. Dale, Jul 02 2020

Status

approved