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!)

A000380 as a simple table

n a(n)
3 6
4 8
5 40
6 176
7 1421
8 10352
9 93114
10 912920
11 9929997
12 117970704
13 1521176826
14 21150414880
15 315400444070
16 5020920314016
17 84979755347122
18 1523710321272384
19 28851091193764023
20 575253584489378040
21 12047084261153160394
22 264377395040950523112
23 6066972656940255290199

[6,8,40,176,1421,10352,93114,912920,9929997,
 117970704,1521176826,21150414880,315400444070,
 5020920314016,84979755347122,1523710321272384,
 28851091193764023,575253584489378040,
 12047084261153160394,264377395040950523112,
 6066972656940255290199]

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 18 13:50 EDT 2024. Contains 371780 sequences. (Running on oeis4.)