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!)

A131037 as a simple table

n a(n)
0 0
1 0
2 0
3 0
4 10
5 40
6 90
7 230
8 570
9 1390
10 3360
11 8110
12 19600
13 47320
14 114240
15 275800
16 665850
17 1607520
18 3880890
19 9369310
20 22619530
21 54608390
22 131836320
23 318281030
24 768398400
25 1855077840
26 4478554080
27 10812186000
28 26102926090
29 63018038200

[0,0,0,0,10,40,90,230,570,1390,3360,8110,19600,
 47320,114240,275800,665850,1607520,3880890,
 9369310,22619530,54608390,131836320,318281030,
 768398400,1855077840,4478554080,10812186000,
 26102926090,63018038200]

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 April 20 01:20 EDT 2021. Contains 343117 sequences. (Running on oeis4.)