login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A024503 a(n) = floor(binomial(2*n,n)/3^n). 0

%I #5 Jun 23 2018 17:38:59

%S 1,0,0,0,0,1,1,1,1,2,3,3,5,6,8,10,13,18,23,30,39,51,67,87,114,149,195,

%T 255,334,438,574,753,988,1298,1706,2242,2948,3877,5102,6716,8842,

%U 11646,15343,20220,26654,35144,46349,61142,80673,106467,140537,185545,245015

%N a(n) = floor(binomial(2*n,n)/3^n).

%K nonn

%O 0,10

%A _Clark Kimberling_

%E More terms from _Alois P. Heinz_, Jun 23 2018

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)