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A212397 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 6
5 30
6 5
7 35
8 140
9 1260
10 1260
11 13860
12 13860
13 180180
14 180180
15 180180
16 360360
17 6126120
18 2042040
19 38798760
20 7759752
21 2586584
22 2586584
23 59491432
24 178474296
25 4461857400
26 4461857400
27 40156716600
28 40156716600
29 1164544781400
30 1164544781400

[1,1,2,6,6,30,5,35,140,1260,1260,13860,13860,
 180180,180180,180180,360360,6126120,2042040,
 38798760,7759752,2586584,2586584,59491432,
 178474296,4461857400,4461857400,40156716600,
 40156716600,1164544781400,1164544781400]

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Last modified April 18 18:49 EDT 2024. Contains 371781 sequences. (Running on oeis4.)