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A333992 as a simple table

n a(n)
1 1
2 1
3 2
4 4
5 6
6 20
7 60
8 120
9 144
10 7920
11 18480
12 18480
13 7920
14 27720
15 2520
16 637560
17 8288280
18 480720240
19 240360120
20 480720240
21 480720240
22 480720240
23 240360120
24 9854764920
25 19709529840
26 9854764920
27 16424608200
28 670124014560
29 88791431929200
30 88791431929200

[1,1,2,4,6,20,60,120,144,7920,18480,18480,7920,
 27720,2520,637560,8288280,480720240,240360120,
 480720240,480720240,480720240,240360120,
 9854764920,19709529840,9854764920,16424608200,
 670124014560,88791431929200,88791431929200]

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Last modified September 16 04:06 EDT 2024. Contains 375959 sequences. (Running on oeis4.)