Logo

A117279 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 1
4 1
5 3
6 3
7 1
8 6
9 15
10 16
11 3
12 1
13 10
14 45
15 110
16 140
17 60
18 10
19 1
20 15
21 105
22 435
23 1125
24 1701
25 1200
26 480
27 105
28 10
29 1
30 21
31 210
32 1295
33 5355
34 14952
35 26572
36 26670
37 17535
38 7840
39 2331
40 420
41 35
42 1
43 28
44 378
45 3220
46 19075
47 81228
48 246414
49 507424
50 666015
51 620900
52 431368

[1,1,1,1,1,3,3,1,6,15,16,3,1,10,45,110,140,60,10,
 1,15,105,435,1125,1701,1200,480,105,10,1,21,210,
 1295,5355,14952,26572,26670,17535,7840,2331,420,
 35,1,28,378,3220,19075,81228,246414,507424,666015,
 620900,431368]

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