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!)

A292304 as a simple table

n a(n)
0 1
1 1
2 4
3 90
4 272
5 1275
6 49284
7 124901
8 536640
9 1620648
10 104040100
11 223290012
12 880969104
13 2485978170
14 7454471332
15 592164776475
16 1138401673472
17 4109108002310
18 10877348160900
19 30962024560494
20 72270337440400
21 7523649856001916
22 13202150810778116
23 44577985082575400

[1,1,4,90,272,1275,49284,124901,536640,1620648,
 104040100,223290012,880969104,2485978170,
 7454471332,592164776475,1138401673472,
 4109108002310,10877348160900,30962024560494,
 72270337440400,7523649856001916,13202150810778116,
 44577985082575400]

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 23 07:16 EDT 2024. Contains 371905 sequences. (Running on oeis4.)