A160555 Denominator of Laguerre(n, -12).

1, 1, 1, 1, 1, 5, 5, 35, 35, 35, 175, 1925, 1925, 25025, 13475, 79625, 875875, 14889875, 1353625, 282907625, 1414538125, 9901766875, 108919435625, 2505147019375, 2505147019375, 4817590421875, 6728700671875, 62628675484375

Offset

0,6

Links

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

Mathematica

Table[LaguerreL[n, -12] // Denominator, {n, 0, 27}] (* Jean-François Alcover, Jul 01 2017 *)

Prog

(PARI) for(n=0, 30, print1(denominator(sum(k=0, n, binomial(n, k)*(12^k/k!))), ", ")) \\ G. C. Greubel, May 14 2018
(Magma) [Denominator((&+[Binomial(n, k)*(12^k/Factorial(k)): k in [0..n]])): n in [0..30]]; // G. C. Greubel, May 14 2018

Crossrefs

For numerators see A160554.

Sequence in context: A160672 A355952 A232982 * A067047 A374508 A375993

Adjacent sequences: A160552 A160553 A160554 * A160556 A160557 A160558

Keyword

nonn,frac

Author

N. J. A. Sloane, Nov 14 2009

Status

approved