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!)

A129960 as a simple table

n a(n)
0 1
1 1
2 2
3 3
4 6
5 15
6 37
7 100
8 283
9 851
10 2693
11 8934
12 30951
13 111597
14 417560
15 1617203
16 6468815
17 26671611
18 113158063
19 493244564
20 2205856753
21 10108505544
22 47413093714
23 227385209452
24 1113955476429
25 5569777382145
26 28400403557928
27 147572825753377
28 780881994429009

[1,1,2,3,6,15,37,100,283,851,2693,8934,30951,
 111597,417560,1617203,6468815,26671611,113158063,
 493244564,2205856753,10108505544,47413093714,
 227385209452,1113955476429,5569777382145,
 28400403557928,147572825753377,780881994429009]

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 March 29 01:36 EDT 2024. Contains 371264 sequences. (Running on oeis4.)