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A133706 as a simple table

n a(n)
1 1
2 2
3 3
4 4
5 5
6 6
7 8
8 16
9 60
10 440
11 6028
12 144672
13 5726600
14 355049200
15 33019575600
16 4442233570720
17 838471586473400
18 216325669310137200
19 74596301633778977800
20 33717528338468097965600
21 19638774380740743660063720

[1,2,3,4,5,6,8,16,60,440,6028,144672,5726600,
 355049200,33019575600,4442233570720,
 838471586473400,216325669310137200,
 74596301633778977800,33717528338468097965600,
 19638774380740743660063720]

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Last modified May 16 08:07 EDT 2021. Contains 343940 sequences. (Running on oeis4.)