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A174345 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 6
6 1
7 1
8 12
9 12
10 1
11 1
12 20
13 80
14 20
15 1
16 1
17 30
18 200
19 200
20 30
21 1
22 1
23 42
24 420
25 1400
26 420
27 42
28 1
29 1
30 56
31 784
32 3920
33 3920
34 784
35 56
36 1
37 1
38 72
39 1344
40 9408
41 28224
42 9408
43 1344
44 72
45 1
46 1
47 90
48 2160
49 20160
50 84672
51 84672
52 20160
53 2160
54 90
55 1

[1,1,1,1,6,1,1,12,12,1,1,20,80,20,1,1,30,200,200,
 30,1,1,42,420,1400,420,42,1,1,56,784,3920,3920,
 784,56,1,1,72,1344,9408,28224,9408,1344,72,1,1,90,
 2160,20160,84672,84672,20160,2160,90,1]

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Last modified September 20 19:02 EDT 2021. Contains 347588 sequences. (Running on oeis4.)