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!)

A304006 as a simple table

n a(n)
1 1
2 13
3 21
4 26
5 64
6 115
7 211
8 439
9 870
10 1725
11 3513
12 7141
13 14372
14 29438
15 60518
16 123439
17 253860
18 523477
19 1075787
20 2216143
21 4575316
22 9438222
23 19480290
24 40253428
25 83178619
26 171897255
27 355448881
28 735100437
29 1520380599
30 3145360038
31 6508033432

[1,13,21,26,64,115,211,439,870,1725,3513,7141,
 14372,29438,60518,123439,253860,523477,1075787,
 2216143,4575316,9438222,19480290,40253428,
 83178619,171897255,355448881,735100437,1520380599,
 3145360038,6508033432]

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 12 14:38 EDT 2024. Contains 373331 sequences. (Running on oeis4.)