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A130561 as a simple table

n a(n)
1 1
2 2
3 1
4 6
5 6
6 1
7 24
8 24
9 12
10 12
11 1
12 120
13 120
14 120
15 60
16 60
17 20
18 1
19 720
20 720
21 720
22 360
23 360
24 720
25 120
26 120
27 180
28 30
29 1
30 5040
31 5040
32 5040
33 5040
34 2520
35 5040
36 2520
37 2520
38 840
39 2520
40 840
41 210
42 420
43 42
44 1
45 40320
46 40320
47 40320
48 40320
49 20160
50 20160
51 40320
52 40320
53 20160

[1,2,1,6,6,1,24,24,12,12,1,120,120,120,60,60,20,1,
 720,720,720,360,360,720,120,120,180,30,1,5040,
 5040,5040,5040,2520,5040,2520,2520,840,2520,840,
 210,420,42,1,40320,40320,40320,40320,20160,20160,
 40320,40320,20160]

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Last modified April 19 21:57 EDT 2021. Contains 343117 sequences. (Running on oeis4.)