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A034825 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 2
4 4
5 9
6 20
7 48
8 115
9 286
10 718
11 1832
12 4702
13 12159
14 31515
15 81888
16 212878
17 553557
18 1438741
19 3737331
20 9700188
21 25156049
22 65181067
23 168746672
24 436505846
25 1128256918
26 2914103577
27 7521450053
28 19400577711
29 50010551503
30 128841990772

[1,1,1,2,4,9,20,48,115,286,718,1832,4702,12159,
 31515,81888,212878,553557,1438741,3737331,9700188,
 25156049,65181067,168746672,436505846,1128256918,
 2914103577,7521450053,19400577711,50010551503,
 128841990772]

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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