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!)

A211691 as a simple table

n a(n)
1 68
2 516
3 3848
4 28464
5 208560
6 1516160
7 10941536
8 78444752
9 559061552
10 3962850688
11 27952463280
12 196285510848
13 1372724453104
14 9564449019232
15 66413636701040
16 459728500804384
17 3173268698181920
18 21846285064971776
19 150040513219495120

[68,516,3848,28464,208560,1516160,10941536,
 78444752,559061552,3962850688,27952463280,
 196285510848,1372724453104,9564449019232,
 66413636701040,459728500804384,3173268698181920,
 21846285064971776,150040513219495120]

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 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)