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!)

A254198 as a simple table

n a(n)
1 2
2 1
3 2
4 6
5 11
6 27
7 53
8 133
9 310
10 691
11 1722
12 4898
13 13169
14 31188
15 68247
16 151695
17 355719
18 880650
19 2386625
20 7052660
21 20845775
22 57431942
23 145661869
24 346176887
25 792710311
26 1828054653
27 4509979089
28 12381748520
29 37284100779
30 117101693844
31 362950924700

[2,1,2,6,11,27,53,133,310,691,1722,4898,13169,
 31188,68247,151695,355719,880650,2386625,7052660,
 20845775,57431942,145661869,346176887,792710311,
 1828054653,4509979089,12381748520,37284100779,
 117101693844,362950924700]

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 23 14:32 EDT 2024. Contains 371914 sequences. (Running on oeis4.)