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!)

A211209 as a simple table

n a(n)
0 1
1 1
2 2
3 7
4 56
5 541
6 5312
7 57667
8 742016
9 11113081
10 184604672
11 3330446527
12 65282226176
13 1390635884821
14 31985367007232
15 788073542654587
16 20690414547009536
17 576994154691083761
18 17041602531260628992
19 531396143657913225847
20 17441890388860556804096

[1,1,2,7,56,541,5312,57667,742016,11113081,
 184604672,3330446527,65282226176,1390635884821,
 31985367007232,788073542654587,20690414547009536,
 576994154691083761,17041602531260628992,
 531396143657913225847,17441890388860556804096]

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 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)