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A052361 formatted as a simple table:

n a(n)
1 0
2 0
3 2
4 20
5 104
6 644
7 4808
8 40214
9 361934
10 3623084
11 39889024
12 478937744
13 6226748384
14 87175900720
15 1307664018464
16 20922787860974
17 355687393636574
18 6402373361133596
19 121645097789915528
20 2432901997700960264

[0,0,2,20,104,644,4808,40214,361934,3623084,
 39889024,478937744,6226748384,87175900720,
 1307664018464,20922787860974,355687393636574,
 6402373361133596,121645097789915528,
 2432901997700960264]

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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.


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