A160633 Numerator of Laguerre(n, 7).

1, -6, 23, -11, -69, -31, 4927, 757, 1847, -136109, -1138741, -10302661, 83677831, 248520407, 978257053, 55741960849, 84809304859, -10962379087843, -687422896231961, -173321349205597, -184450422077432191, -61692018244147721, 88624089843204841, 166251411098859747263

Offset

0,2

Links

G. C. Greubel, Table of n, a(n) for n = 0..470

Mathematica

Numerator[Table[LaguerreL[n, 7], {n, 0, 50}]] (* G. C. Greubel, May 03 2018 *)

Prog

(PARI) for(n=0, 30, print1(numerator(sum(k=0, n, binomial(n, k)*((-7)^k/k!))), ", ")) \\ G. C. Greubel, May 06 2018
(Magma) [Numerator((&+[Binomial(n, k)*((-7)^k/Factorial(k)): k in [0..n]])): n in [0..30]]; // G. C. Greubel, May 06 2018

Crossrefs

For denominators see A160634.

Sequence in context: A051224 A062818 A154079 * A012327 A012523 A154817

Adjacent sequences: A160630 A160631 A160632 * A160634 A160635 A160636

Keyword

sign,frac

Author

N. J. A. Sloane, Nov 14 2009

Status

approved