OFFSET
90,2
LINKS
Michael De Vlieger, Table of n, a(n) for n = 90..10000
FORMULA
From G. C. Greubel, Nov 12 2018: (Start)
G.f.: x^90/(1-x)^91.
E.g.f.: x^90*exp(x)/90!. (End)
From Amiram Eldar, Dec 20 2020: (Start)
Sum_{n>=90} 1/a(n) = 90/89.
MATHEMATICA
Array[Binomial[#, 90] &, 16, 90] (* Michael De Vlieger, Jul 06 2018 *)
PROG
(Sage) [binomial(n, 90) for n in range(90, 106)] # Zerinvary Lajos, May 23 2009
(PARI) for(n=90, 110, print1(binomial(n, 90), ", ")) \\ G. C. Greubel, Nov 12 2018
(Magma) [Binomial(n, 90): n in [90..110]]; // G. C. Greubel, Nov 12 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved