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A112385 formatted as a simple table:

n a(n)
1 2
2 6
3 30
4 182
5 1224
6 8778
7 65780
8 508950
9 4034712
10 32602328
11 267535086
12 2223463866
13 18676869400
14 158310871740
15 1352392098120
16 11631593739990
17 100637721972216
18 875325840117960
19 7649219033276888
20 67126255864788120
21 591311470790795040

[2,6,30,182,1224,8778,65780,508950,4034712,
 32602328,267535086,2223463866,18676869400,
 158310871740,1352392098120,11631593739990,
 100637721972216,875325840117960,7649219033276888,
 67126255864788120,591311470790795040]

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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