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!)

A299426 as a simple table

n a(n)
0 1
1 1
2 4
3 39
4 688
5 18765
6 722016
7 37003267
8 2426725120
9 197569640889
10 19498786969600
11 2288864397602871
12 314642887620065280
13 50002239358837749061
14 9086161251793519280128
15 1870292375864728408312875
16 432549223770637009573052416
17 111598253780454986901562293489
18 31918043775392401233962828169216
19 10063176613379061071841096012386911
20 3479934178969181147698311417364480000

[1,1,4,39,688,18765,722016,37003267,2426725120,
 197569640889,19498786969600,2288864397602871,
 314642887620065280,50002239358837749061,
 9086161251793519280128,1870292375864728408312875,
 432549223770637009573052416,
 111598253780454986901562293489,
 31918043775392401233962828169216,
 10063176613379061071841096012386911,
 3479934178969181147698311417364480000]

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 May 18 21:30 EDT 2022. Contains 353825 sequences. (Running on oeis4.)