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!)

A056779 as a simple table

n a(n)
1 1
2 1
3 3
4 7
5 21
6 60
7 208
8 704
9 2542
10 9192
11 34053
12 126771
13 476849
14 1802367
15 6851960
16 26152629 

[1,1,3,7,21,60,208,704,2542,9192,34053,126771,
 476849,1802367,6851960,26152629]

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 April 24 13:24 EDT 2024. Contains 371955 sequences. (Running on oeis4.)