login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 60th year, we have over 367,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A208503 as a simple table

n a(n)
1 13
2 169
3 234
4 650
5 1794
6 4992
7 13806
8 38376
9 106236
10 295074
11 817362
12 2269098
13 6288048
14 17450550
15 48371544
16 134210700
17 372088314
18 1032237882
19 2862135666
20 7939298016
21 22015398366
22 61064779464
23 169339275612
24 469681757298

[13,169,234,650,1794,4992,13806,38376,106236,
 295074,817362,2269098,6288048,17450550,48371544,
 134210700,372088314,1032237882,2862135666,
 7939298016,22015398366,61064779464,169339275612,
 469681757298]

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 December 4 18:39 EST 2023. Contains 367563 sequences. (Running on oeis4.)