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A062359 formatted as a simple table:

n a(n)
1 1
2 0
3 1
4 3
5 20
6 60
7 630
8 2688
9 27913
10 201600
11 3326400
12 17107200
13 444787200
14 3632428800
15 54486432000
16 674928706064
17 19760412672000
18 164163428352000
19 6082255020441600
20 57926238289920000
21 1596591942865920000

[1,0,1,3,20,60,630,2688,27913,201600,3326400,
 17107200,444787200,3632428800,54486432000,
 674928706064,19760412672000,164163428352000,
 6082255020441600,57926238289920000,
 1596591942865920000]

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Last modified December 20 13:54 EST 2009. Contains 171081 sequences.


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