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!)

A206872 as a simple table

n a(n)
1 7
2 49
3 211
4 1153
5 6139
6 31529
7 165783
8 867545
9 4529439
10 23698777
11 123917699
12 647878921
13 3387923179
14 17715041713
15 92629806615
16 484357042545
17 2532662234303
18 13243089222385
19 69247131747475
20 362087861614577
21 1893329530949883

[7,49,211,1153,6139,31529,165783,867545,4529439,
 23698777,123917699,647878921,3387923179,
 17715041713,92629806615,484357042545,
 2532662234303,13243089222385,69247131747475,
 362087861614577,1893329530949883]

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 May 23 04:06 EDT 2022. Contains 353959 sequences. (Running on oeis4.)