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!)

A351343 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 1
5 3
6 9
7 27
8 81
9 245
10 761
11 2493
12 8849
13 34519
14 147057
15 670327
16 3198561
17 15732905
18 79174929
19 407127897
20 2145061729
21 11635963499
22 65309080185
23 380583443187
24 2304629301041
25 14475031232285
26 93943897651017
27 627220447621973
28 4290783719133041
29 29988917377046207

[1,1,1,1,1,3,9,27,81,245,761,2493,8849,34519,
 147057,670327,3198561,15732905,79174929,407127897,
 2145061729,11635963499,65309080185,380583443187,
 2304629301041,14475031232285,93943897651017,
 627220447621973,4290783719133041,
 29988917377046207]

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 1 12:42 EDT 2024. Contains 373023 sequences. (Running on oeis4.)