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A047074 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 3
4 2
5 5
6 6
7 14
8 20
9 45
10 70
11 154
12 252
13 546
14 924
15 1980
16 3432
17 7293
18 12870
19 27170
20 48620
21 102102
22 184756
23 386308
24 705432
25 1469650
26 2704156
27 5616324
28 10400600
29 21544100
30 40116600
31 82907640
32 155117520
33 319929885
34 601080390
35 1237518450

[1,1,1,3,2,5,6,14,20,45,70,154,252,546,924,1980,
 3432,7293,12870,27170,48620,102102,184756,386308,
 705432,1469650,2704156,5616324,10400600,21544100,
 40116600,82907640,155117520,319929885,601080390,
 1237518450]

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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.


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