The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)

A256200 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 24
5 119
6 694
7 4580
8 33252
9 260204
10 2161930
11 18861307
12 171341565
13 1610345257
14 15579644765
15 154541844196
16 1566713947713
17 16190122718865
18 170171678529883
19 1816001425551270
20 19646035298044543
21 215179180467834605
22 2383465957654163227
23 26673704385975326866

[1,1,2,6,24,119,694,4580,33252,260204,2161930,
 18861307,171341565,1610345257,15579644765,
 154541844196,1566713947713,16190122718865,
 170171678529883,1816001425551270,
 19646035298044543,215179180467834605,
 2383465957654163227,26673704385975326866]

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 May 15 10:51 EDT 2024. Contains 372540 sequences. (Running on oeis4.)