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!)

A143140 as a simple table

n a(n)
0 1
1 1
2 2
3 11
4 83
5 787
6 8965
7 119170
8 1810450
9 30942699
10 587606593
11 12274606775
12 279715819531
13 6905395692990
14 183588212652382
15 5229549060414223
16 158895798308201987
17 5129671140284343035
18 175343720698891809337
19 6326623756471457351814
20 240286954202031694593966

[1,1,2,11,83,787,8965,119170,1810450,30942699,
 587606593,12274606775,279715819531,6905395692990,
 183588212652382,5229549060414223,
 158895798308201987,5129671140284343035,
 175343720698891809337,6326623756471457351814,
 240286954202031694593966]

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 19 02:12 EDT 2024. Contains 371782 sequences. (Running on oeis4.)