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A160608
Denominator of Laguerre(n, -6).
4
1, 1, 1, 1, 1, 5, 5, 35, 5, 35, 175, 1925, 275, 25025, 175175, 125125, 875875, 14889875, 14889875, 282625, 1414538125, 9901766875, 2222845625, 2505147019375, 2505147019375, 62628675484375, 116310397328125, 814172781296875
OFFSET
0,6
LINKS
MATHEMATICA
Denominator[Table[LaguerreL[n, -6], {n, 0, 50}]] (* G. C. Greubel, May 12 2018 *)
PROG
(PARI) for(n=0, 30, print1(denominator(sum(k=0, n, binomial(n, k)*(6^k/k!))), ", ")) \\ G. C. Greubel, May 12 2018
(PARI) a(n) = denominator(pollaguerre(n, 0, -6)); \\ Michel Marcus, Feb 05 2021
(Magma) [Denominator((&+[Binomial(n, k)*(6^k/Factorial(k)): k in [0..n]])): n in [0..30]]; // G. C. Greubel, May 12 2018
CROSSREFS
For numerators see A160607.
Cf. A289212.
Sequence in context: A298961 A298721 A299555 * A208950 A160672 A355952
KEYWORD
nonn,frac
AUTHOR
N. J. A. Sloane, Nov 14 2009
STATUS
approved