

A160613


Numerator of Laguerre(n, 3).


3



1, 4, 23, 28, 491, 1249, 19223, 15476, 3515161, 1512661, 14496817, 228800107, 11770539419, 60428965661, 5262254717509, 2521163372543, 976843770850217, 887131806309703, 73511154681979031, 255777165814872577
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OFFSET

0,2


LINKS

G. C. Greubel, Table of n, a(n) for n = 0..480


MATHEMATICA

Numerator[Table[LaguerreL[n, 3], {n, 0, 50}]] (* G. C. Greubel, May 09 2018 *)


PROG

(PARI) for(n=0, 30, print1(numerator(sum(k=0, n, binomial(n, k)*(3^k/k!))), ", ")) \\ G. C. Greubel, May 09 2018
(Magma) [Numerator((&+[Binomial(n, k)*(3^k/Factorial(k)): k in [0..n]])): n in [0..30]]; // G. C. Greubel, May 09 2018


CROSSREFS

For denominators see A160614.
Cf. A277382.
Sequence in context: A258024 A258203 A293698 * A131545 A030716 A169599
Adjacent sequences: A160610 A160611 A160612 * A160614 A160615 A160616


KEYWORD

nonn,frac


AUTHOR

N. J. A. Sloane, Nov 14 2009


STATUS

approved



