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A086595 formatted as a simple table:

n a(n)
1 1
2 1
3 2
4 2
5 12
6 4
7 72
8 72
9 720
10 576
11 22032
12 7776
13 476928
14 400896
15 6352992
16 8515584
17 805146624
18 279023616
19 36481536000
20 23627980800
21 881012367360
22 1065509240832
23 192859121664000
24 65362194432000
25 10489384048435200

[1,1,2,2,12,4,72,72,720,576,22032,7776,476928,
 400896,6352992,8515584,805146624,279023616,
 36481536000,23627980800,881012367360,
 1065509240832,192859121664000,65362194432000,
 10489384048435200]

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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