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A039798 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 1
4 3
5 3
6 1
7 6
8 14
9 14
10 1
11 10
12 40
13 84
14 84
15 1
16 15
17 90
18 300
19 594
20 594
21 1
22 21
23 175
24 825
25 2475
26 4719
27 4719
28 1
29 28
30 308
31 1925
32 7865
33 22022
34 40898
35 40898
36 1
37 36
38 504
39 4004
40 21021
41 78078
42 208208
43 379236
44 379236
45 1
46 45
47 780
48 7644
49 49686
50 231868
51 804440

[1,1,1,1,3,3,1,6,14,14,1,10,40,84,84,1,15,90,300,
 594,594,1,21,175,825,2475,4719,4719,1,28,308,1925,
 7865,22022,40898,40898,1,36,504,4004,21021,78078,
 208208,379236,379236,1,45,780,7644,49686,231868,
 804440]

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.


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