OFFSET
81,2
LINKS
Michael De Vlieger, Table of n, a(n) for n = 81..10000
FORMULA
From G. C. Greubel, Nov 09 2018: (Start)
G.f.: x^81/(1-x)^82.
E.g.f.: x^81*exp(x)/81!. (End)
From Amiram Eldar, Dec 18 2020: (Start)
Sum_{n>=81} 1/a(n) = 81/80.
MATHEMATICA
Table[Binomial[n, 81], {n, 81, 100}] (* Harvey P. Dale, Jan 23 2011 *)
PROG
(Sage) [binomial(n, 81) for n in range(81, 97)] # Zerinvary Lajos, May 23 2009
(PARI) for(n=81, 100, print1(binomial(n, 81), ", ")) \\ G. C. Greubel, Nov 09 2018
(Magma) [Binomial(n, 81): n in [81..100]]; // G. C. Greubel, Nov 09 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved