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!)

A321031 as a simple table

n a(n)
0 1
1 1
2 4
3 31
4 351
5 5144
6 91816
7 1918578
8 45687682
9 1216354021
10 35689352250
11 1141323078031
12 39429988969021
13 1461049507764175
14 57720478019188989
15 2419008380691088543
16 107083662651332423339
17 4988596265684542112304
18 243781041304397011647766

[1,1,4,31,351,5144,91816,1918578,45687682,
 1216354021,35689352250,1141323078031,
 39429988969021,1461049507764175,57720478019188989,
 2419008380691088543,107083662651332423339,
 4988596265684542112304,243781041304397011647766]

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 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)