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!)

A100071 as a simple table

n a(n)
0 0
1 1
2 2
3 6
4 12
5 30
6 60
7 140
8 280
9 630
10 1260
11 2772
12 5544
13 12012
14 24024
15 51480
16 102960
17 218790
18 437580
19 923780
20 1847560
21 3879876
22 7759752
23 16224936
24 32449872
25 67603900
26 135207800
27 280816200
28 561632400
29 1163381400
30 2326762800

[0,1,2,6,12,30,60,140,280,630,1260,2772,5544,
 12012,24024,51480,102960,218790,437580,923780,
 1847560,3879876,7759752,16224936,32449872,
 67603900,135207800,280816200,561632400,1163381400,
 2326762800]

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 July 15 04:34 EDT 2020. Contains 335763 sequences. (Running on oeis4.)