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!)

A146909 as a simple table

n a(n)
1 1
2 1
3 1
4 3
5 9
6 21
7 85
8 553
9 5197
10 59067
11 895397
12 19192871
13 570897325
14 23035046469
15 1263961153269
16 94815577724879
17 9730236725590873
18 1365210979058853347 

[1,1,1,3,9,21,85,553,5197,59067,895397,19192871,
 570897325,23035046469,1263961153269,
 94815577724879,9730236725590873,
 1365210979058853347]

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 15:18 EDT 2024. Contains 371960 sequences. (Running on oeis4.)