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A003418 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 12
5 60
6 60
7 420
8 840
9 2520
10 2520
11 27720
12 27720
13 360360
14 360360
15 360360
16 720720
17 12252240
18 12252240
19 232792560
20 232792560
21 232792560
22 232792560
23 5354228880
24 5354228880
25 26771144400
26 26771144400
27 80313433200
28 80313433200

[1,1,2,6,12,60,60,420,840,2520,2520,27720,27720,
 360360,360360,360360,720720,12252240,12252240,
 232792560,232792560,232792560,232792560,
 5354228880,5354228880,26771144400,26771144400,
 80313433200,80313433200]

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Last modified November 15 21:37 EST 2019. Contains 329168 sequences. (Running on oeis4.)