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A160640 Numerator of Laguerre(n, 9). 2

%I #12 Sep 08 2022 08:45:45

%S 1,-8,47,-26,-37,104,863,-1633,-81479,-3247,473551,2070053,19541099,

%T -5299537,-4828712387,-6662908309,-17244807859,180304757051,

%U 874291731563,66578605064561,3886381511522161,185817086098037,-369129092519093411,-310895814618726151

%N Numerator of Laguerre(n, 9).

%H G. C. Greubel, <a href="/A160640/b160640.txt">Table of n, a(n) for n = 0..490</a>

%t Numerator[Table[LaguerreL[n, 9], {n, 0, 50}]] (* _G. C. Greubel_, May 03 2018 *)

%o (PARI) for(n=0,30, print1(numerator(sum(k=0,n, binomial(n,k)*((-9)^k/k!))), ", ")) \\ _G. C. Greubel_, May 07 2018

%o (Magma) [Numerator((&+[Binomial(n,k)*((-9)^k/Factorial(k)): k in [0..n]])): n in [0..30]]; // _G. C. Greubel_, May 07 2018

%Y For denominators see A160641.

%K sign,frac

%O 0,2

%A _N. J. A. Sloane_, Nov 14 2009

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Last modified March 29 05:16 EDT 2024. Contains 371264 sequences. (Running on oeis4.)