The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)

A317281 as a simple table

n a(n)
2 1
3 4
4 12
5 52
6 299
7 1750
8 11195
9 83074
10 675304
11 5880354
12 55691345
13 570430818
14 6235219145
15 72578854088
16 898625380692
17 11776375141808
18 162751388533495
19 2367374376626798
20 36156236738459671
21 578320016708416430
22 9668632218886209536
23 168657264917156460894

[1,4,12,52,299,1750,11195,83074,675304,5880354,
 55691345,570430818,6235219145,72578854088,
 898625380692,11776375141808,162751388533495,
 2367374376626798,36156236738459671,
 578320016708416430,9668632218886209536,
 168657264917156460894]

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 June 8 16:22 EDT 2024. Contains 373224 sequences. (Running on oeis4.)