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A124261
as a simple table
n
a(n)
1
1
2
1
3
2
4
3
5
12
6
20
7
300
8
525
9
1960
10
49392
11
1481760
12
5821200
13
164656800
14
336370320
15
3741185448
[1,1,2,3,12,20,300,525,1960,49392,1481760,5821200, 164656800,336370320,3741185448]
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Last modified September 8 00:04 EDT 2024. Contains 375749 sequences. (Running on oeis4.)