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A052824 formatted as a simple table:

n a(n)
0 0
1 0
2 2
3 6
4 34
5 220
6 1808
7 17388
8 194724
9 2478096
10 35418192
11 561533280
12 9785418432
13 185921027136
14 3825633439392
15 84756646285920
16 2011657535668128
17 50924796197369088
18 1369659967551038976

[0,0,2,6,34,220,1808,17388,194724,2478096,
 35418192,561533280,9785418432,185921027136,
 3825633439392,84756646285920,2011657535668128,
 50924796197369088,1369659967551038976]

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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