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A157401 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 3
7 3
8 1
9 9
10 12
11 15
12 1
13 25
14 60
15 75
16 105
17 1
18 75
19 330
20 450
21 630
22 945
23 1
24 231
25 1680
26 3675
27 4410
28 6615
29 10395
30 1
31 763
32 9408
33 30975
34 41160
35 52920
36 83160
37 135135
38 1
39 2619
40 56952
41 233415
42 489510
43 555660
44 748440
45 1216215

[1,1,1,1,1,3,3,1,9,12,15,1,25,60,75,105,1,75,330,
 450,630,945,1,231,1680,3675,4410,6615,10395,1,763,
 9408,30975,41160,52920,83160,135135,1,2619,56952,
 233415,489510,555660,748440,1216215]

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Last modified March 18 22:56 EDT 2024. Contains 370952 sequences. (Running on oeis4.)