A125033
formatted as a simple table:
n
a(n)
0
1
1
1
2
2
3
7
4
36
5
248
6
2157
7
22761
8
283220
9
4068411
10
66367834
11
1213504295
12
24606397802
[1,1,2,7,36,248,2157,22761,283220,4068411, 66367834,1213504295,24606397802]
Lookup
|
Welcome
|
Find friends
|
Music
|
Plot 2
|
Demos
|
Index
|
Browse
|
More
|
WebCam
Contribute new seq. or comment
|
Format
|
Transforms
|
Puzzles
|
Hot
|
Classics
More pages
|
Superseeker
|
Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 18 21:37 EST 2009. Contains 171024 sequences.
AT&T Labs Research
Legal Notice
© 2009 AT&T Intellectual Property.
All Rights Reserved.
