A160640 Numerator of Laguerre(n, 9).

1, -8, 47, -26, -37, 104, 863, -1633, -81479, -3247, 473551, 2070053, 19541099, -5299537, -4828712387, -6662908309, -17244807859, 180304757051, 874291731563, 66578605064561, 3886381511522161, 185817086098037, -369129092519093411, -310895814618726151

Offset

0,2

Links

G. C. Greubel, Table of n, a(n) for n = 0..490

Mathematica

Numerator[Table[LaguerreL[n, 9], {n, 0, 50}]] (* G. C. Greubel, May 03 2018 *)

Prog

(PARI) for(n=0, 30, print1(numerator(sum(k=0, n, binomial(n, k)*((-9)^k/k!))), ", ")) \\ G. C. Greubel, May 07 2018
(Magma) [Numerator((&+[Binomial(n, k)*((-9)^k/Factorial(k)): k in [0..n]])): n in [0..30]]; // G. C. Greubel, May 07 2018

Crossrefs

For denominators see A160641.

Sequence in context: A376842 A378419 A085299 * A230622 A026983 A296331

Adjacent sequences: A160637 A160638 A160639 * A160641 A160642 A160643

Keyword

sign,frac

Author

N. J. A. Sloane, Nov 14 2009

Status

approved