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A249149
as a simple table
n
a(n)
1
1
2
5
3
7
4
14
5
16
6
44
7
48
8
240
9
7200
10
16560
11
21600
12
33120
13
45360
14
60480
15
90720
16
1179360
[1,5,7,14,16,44,48,240,7200,16560,21600,33120, 45360,60480,90720,1179360]