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!)

A219661 as a simple table

n a(n)
1 1
2 2
3 5
4 19
5 83
6 428
7 2611
8 18473
9 150726
10 1377548
11 13851248
12 152610108
13 1835293041
14 23925573979
15 335859122743
16 5049372125352
17 80942722123544
18 1378487515335424
19 24858383452927384
20 473228664468684846

[1,2,5,19,83,428,2611,18473,150726,1377548,
 13851248,152610108,1835293041,23925573979,
 335859122743,5049372125352,80942722123544,
 1378487515335424,24858383452927384,
 473228664468684846]

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 17 14:56 EDT 2024. Contains 373448 sequences. (Running on oeis4.)