login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 56th year, we are closing in on 350,000 sequences, and we’ve crossed 9,700 citations (which often say “discovered thanks to the OEIS”).

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A275798 as a simple table

n a(n)
1 1
2 3
3 51
4 4274
5 2105872
6 4295278656
7 35184441295872
8 1152921514002096128
9 151115727460762179076096
10 79228162514269052299408048128
11 166153499473114502703835144588886016
12 1393796574908163946384646767619026404245504
13 46768052394588893382518536034792338549485151977472

[1,3,51,4274,2105872,4295278656,35184441295872,
 1152921514002096128,151115727460762179076096,
 79228162514269052299408048128,
 166153499473114502703835144588886016,
 1393796574908163946384646767619026404245504,
 46768052394588893382518536034792338549485151977472\
 ]

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 December 6 01:25 EST 2021. Contains 349558 sequences. (Running on oeis4.)