login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A065605 as a simple table

n a(n)
0 4
1 8
2 16
3 40
4 111
5 306
6 882
7 2563
8 7513
9 22170
10 65602
11 194695
12 578949
13 1724117
14 5140568
15 15340177
16 45811041
17 136886318
18 409221920
19 1223856725
20 3661401440
21 10956876415
22 32796782398
23 98189738332
24 294021666926
25 880564233896

[4,8,16,40,111,306,882,2563,7513,22170,65602,
 194695,578949,1724117,5140568,15340177,45811041,
 136886318,409221920,1223856725,3661401440,
 10956876415,32796782398,98189738332,294021666926,
 880564233896]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 25 09:15 EDT 2021. Contains 348239 sequences. (Running on oeis4.)