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A160609
Numerator of Laguerre(n, -5).
3
1, 6, 47, 223, 1643, 6187, 173339, 148591, 44999149, 409402223, 1067091709, 33428532191, 1484643512329, 5818648016477, 866275665579983, 2261064256234247, 4585711907324687, 1773637758861597199
OFFSET
0,2
LINKS
MATHEMATICA
Numerator[Table[LaguerreL[n, -5], {n, 0, 50}]] (* G. C. Greubel, May 09 2018 *)
PROG
(PARI) for(n=0, 30, print1(numerator(sum(k=0, n, binomial(n, k)*(5^k/k!))), ", ")) \\ G. C. Greubel, May 09 2018
(PARI) a(n) = numerator(pollaguerre(n, 0, -5)); \\ Michel Marcus, Feb 05 2021
(Magma) [Numerator((&+[Binomial(n, k)*(5^k/Factorial(k)): k in [0..n]])): n in [0..30]]; // G. C. Greubel, May 09 2018
CROSSREFS
For denominators see A160610.
Cf. A289211.
Sequence in context: A232495 A267233 A027012 * A267203 A353098 A024076
KEYWORD
nonn,frac
AUTHOR
N. J. A. Sloane, Nov 14 2009
STATUS
approved