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!)

A200309 as a simple table

n a(n)
0 1
1 1
2 3
3 12
4 65
5 440
6 3571
7 33824
8 366113
9 4458240
10 60321091
11 897774592
12 14576528801
13 256391130112
14 4856647308787
15 98567413125120
16 2133825372539585
17 49080991762153472
18 1195339768057071619
19 30729146849826701312
20 831545527540481198465
21 23627123985544955559936

[1,1,3,12,65,440,3571,33824,366113,4458240,
 60321091,897774592,14576528801,256391130112,
 4856647308787,98567413125120,2133825372539585,
 49080991762153472,1195339768057071619,
 30729146849826701312,831545527540481198465,
 23627123985544955559936]

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 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)