Logo

A104630 formatted as a simple table:

n a(n)
0 0
1 1
2 5
3 18
4 60
5 198
6 655
7 2171
8 7200
9 23880
10 79200
11 262669
12 871145
13 2889162
14 9581940
15 31778622
16 105394195
17 349541159
18 1159257600
19 3844692240
20 12750969600
21 42288749161
22 140251162205
23 465144722658
24 1542658254060
25 5116245273558

[0,1,5,18,60,198,655,2171,7200,23880,79200,262669,
 871145,2889162,9581940,31778622,105394195,
 349541159,1159257600,3844692240,12750969600,
 42288749161,140251162205,465144722658,
 1542658254060,5116245273558]

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 27 22:38 EST 2009. Contains 167602 sequences.


AT&T Labs Research