login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A221120
as a simple table
n
a(n)
1
1
2
21
3
4872
4
16436223
5
723234356389
6
429398881440049645
[1,21,4872,16436223,723234356389, 429398881440049645]
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 August 20 02:52 EDT 2024. Contains 375310 sequences. (Running on oeis4.)