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A004111 formatted as a simple table:

n a(n)
0 0
1 1
2 1
3 1
4 2
5 3
6 6
7 12
8 25
9 52
10 113
11 247
12 548
13 1226
14 2770
15 6299
16 14426
17 33209
18 76851
19 178618
20 416848
21 976296
22 2294224
23 5407384
24 12780394
25 30283120
26 71924647
27 171196956
28 408310668
29 975662480
30 2335443077
31 5599508648
32 13446130438

[0,1,1,1,2,3,6,12,25,52,113,247,548,1226,2770,
 6299,14426,33209,76851,178618,416848,976296,
 2294224,5407384,12780394,30283120,71924647,
 171196956,408310668,975662480,2335443077,
 5599508648,13446130438]

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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