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A059741 formatted as a simple table:

n a(n)
1 0
2 1
3 0
4 1
5 1
6 3
7 6
8 14
9 42
10 121
11 384
12 1408
13 5100
14 21854
15 92234
16 427079
17 2005800
18 9716848
19 48184018
20 241210386
21 1228973463
22 6301831944
23 32663182523
24 40495653230

[0,1,0,1,1,3,6,14,42,121,384,1408,5100,21854,
 92234,427079,2005800,9716848,48184018,241210386,
 1228973463,6301831944,32663182523,40495653230]

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


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