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!)

A100069 as a simple table

n a(n)
0 1
1 4
2 18
3 76
4 326
5 1384
6 5892
7 25036
8 106438
9 452344
10 1922588
11 8170936
12 34726940
13 147589264
14 627256088
15 2665837516
16 11329815878
17 48151714264
18 204644809932
19 869740430056
20 3696396920116
21 15709686864304
22 66766169526008
23 283756220309176
24 1205963937666076
25 5125346734404784

[1,4,18,76,326,1384,5892,25036,106438,452344,
 1922588,8170936,34726940,147589264,627256088,
 2665837516,11329815878,48151714264,204644809932,
 869740430056,3696396920116,15709686864304,
 66766169526008,283756220309176,1205963937666076,
 5125346734404784]

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 March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)