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!)

A027008 as a simple table

n a(n)
1 1
2 1
3 4
4 8
5 13
6 26
7 54
8 101
9 174
10 370
11 743
12 1397
13 2552
14 5353
15 10636
16 20120
17 38138
18 78753
19 155793
20 296248
21 573382
22 1173183
23 2316317
24 4423690
25 8673078
26 17641499
27 34801731
28 66705394
29 131894869
30 267203186
31 526966454
32 1013155981

[1,1,4,8,13,26,54,101,174,370,743,1397,2552,5353,
 10636,20120,38138,78753,155793,296248,573382,
 1173183,2316317,4423690,8673078,17641499,34801731,
 66705394,131894869,267203186,526966454,1013155981]

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 26 04:31 EDT 2024. Contains 372807 sequences. (Running on oeis4.)