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A002319
as a simple table
n
a(n)
1
1
2
2
3
6
4
12
5
60
6
168
7
360
8
720
9
2520
10
20160
11
29120
12
443520
13
1944
14
126000
[1,2,6,12,60,168,360,720,2520,20160,29120,443520, 1944,126000]