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A334285
as a simple table
n
a(n)
1
6
2
210
3
420
4
6720
5
49140
6
196560
7
4914000
8
91400400
9
348107760
10
4765400640
11
17057280240
12
68229120960
[6,210,420,6720,49140,196560,4914000,91400400, 348107760,4765400640,17057280240,68229120960]