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A002058 formatted as a simple table:

n a(n)
5 2
6 14
7 72
8 330
9 1430
10 6006
11 24752
12 100776
13 406980
14 1634380
15 6537520
16 26075790
17 103791870
18 412506150
19 1637618400
20 6495886320
21 25751549340
22 102042235620
23 404225281200
24 1600944863700
25 6339741660252
26 25103519174844
27 99399793096352

[2,14,72,330,1430,6006,24752,100776,406980,
 1634380,6537520,26075790,103791870,412506150,
 1637618400,6495886320,25751549340,102042235620,
 404225281200,1600944863700,6339741660252,
 25103519174844,99399793096352]

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


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