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!)

A100447 as a simple table

n a(n)
0 2
1 4
2 8
3 20
4 60
5 188
6 632
7 2192
8 7712
9 27596
10 99880
11 364724
12 1342184
13 4971068
14 18512792
15 69273668
16 260301176
17 981706832
18 3714566312
19 14096303344
20 53634713552
21 204560302844
22 781874936816
23 2994414645860
24 11488774559636

[2,4,8,20,60,188,632,2192,7712,27596,99880,364724,
 1342184,4971068,18512792,69273668,260301176,
 981706832,3714566312,14096303344,53634713552,
 204560302844,781874936816,2994414645860,
 11488774559636]

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 March 29 09:44 EDT 2024. Contains 371268 sequences. (Running on oeis4.)