A160639 Denominator of Laguerre(n, 8).

1, 1, 1, 3, 3, 15, 45, 315, 45, 2835, 14175, 155925, 66825, 6081075, 42567525, 91216125, 638512875, 10854718875, 97692469875, 2228279625, 9280784638125, 14992036723125, 18015640768125, 49308808782358125, 147926426347074375

Offset

0,4

Links

G. C. Greubel, Table of n, a(n) for n = 0..500

Mathematica

Denominator[LaguerreL[Range[0, 30], 8]] (* Harvey P. Dale, Jul 21 2013 *)

Prog

(PARI) for(n=0, 30, print1(denominator(sum(k=0, n, binomial(n, k)*((-8)^k/k!))), ", ")) \\ G. C. Greubel, May 06 2018
(Magma) [Denominator((&+[Binomial(n, k)*((-8)^k/Factorial(k)): k in [0..n]])): n in [0..30]]; // G. C. Greubel, May 06 2018

Crossrefs

For numerators see A160635.

Sequence in context: A171379 A078631 A352802 * A280781 A046983 A067655

Adjacent sequences: A160636 A160637 A160638 * A160640 A160641 A160642

Keyword

nonn,frac

Author

N. J. A. Sloane, Nov 14 2009

Status

approved