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A002776 formatted as a simple table:

n a(n)
0 1
1 5
2 34
3 258
4 2136
5 19320
6 190800
7 2051280
8 23909760
9 300827520
10 4067884800
11 58877280000
12 908666035200
13 14901260774400
14 258832346572800
15 4748165630208000
16 91746433658880000
17 1862735060938752000

[1,5,34,258,2136,19320,190800,2051280,23909760,
 300827520,4067884800,58877280000,908666035200,
 14901260774400,258832346572800,4748165630208000,
 91746433658880000,1862735060938752000]

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.


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