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!)

A025566 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 8
5 22
6 61
7 171
8 483
9 1373
10 3923
11 11257
12 32418
13 93644
14 271219
15 787333
16 2290200
17 6673662
18 19478091
19 56930961
20 166613280
21 488176938
22 1431878079
23 4203938697
24 12353600427
25 36331804089
26 106932444885
27 314946659951
28 928213563878

[1,1,1,3,8,22,61,171,483,1373,3923,11257,32418,
 93644,271219,787333,2290200,6673662,19478091,
 56930961,166613280,488176938,1431878079,
 4203938697,12353600427,36331804089,106932444885,
 314946659951,928213563878]

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 17:02 EDT 2024. Contains 371962 sequences. (Running on oeis4.)