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!)

A121791 as a simple table

n a(n)
1 1
2 12
3 97
4 654
5 3977
6 22624
7 122821
8 644082
9 3288739
10 16440648
11 80783857
12 391310240
13 1872763387
14 8870963422
15 41647686501
16 194014270964
17 897639074623
18 4127904278590
19 18879838654237
20 85930246593928 

[1,12,97,654,3977,22624,122821,644082,3288739,
 16440648,80783857,391310240,1872763387,8870963422,
 41647686501,194014270964,897639074623,
 4127904278590,18879838654237,85930246593928]

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 10:43 EDT 2024. Contains 371967 sequences. (Running on oeis4.)