Logo

A051239 formatted as a simple table:

n a(n)
1 1
2 1
3 1
4 4
5 2
6 8
7 12
8 30
9 70
10 664
11 1072
12 8768
13 11648
14 37108
15 95772
16 1059816
17 2047488
18 12111712
19 22802028
20 120779959
21 337801784
22 4361743860
23 11425028900
24 142573286216

[1,1,1,4,2,8,12,30,70,664,1072,8768,11648,37108,
 95772,1059816,2047488,12111712,22802028,120779959,
 337801784,4361743860,11425028900,142573286216]

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 November 29 12:46 EST 2009. Contains 167659 sequences.


AT&T Labs Research