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!)

A120926 as a simple table

n a(n)
1 1
2 4
3 16
4 60
5 216
6 756
7 2592
8 8748
9 29160
10 96228
11 314928
12 1023516
13 3306744
14 10628820
15 34012224
16 108413964
17 344373768
18 1090516932
19 3443737680
20 10847773692
21 34093003032
22 106928054964
23 334731302496
24 1046035320300
25 3263630199336
26 10167463313316
27 31632108085872

[1,4,16,60,216,756,2592,8748,29160,96228,314928,
 1023516,3306744,10628820,34012224,108413964,
 344373768,1090516932,3443737680,10847773692,
 34093003032,106928054964,334731302496,
 1046035320300,3263630199336,10167463313316,
 31632108085872]

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 April 24 03:08 EDT 2024. Contains 371918 sequences. (Running on oeis4.)