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A003506 as a simple table

n a(n)
1 1
2 2
3 2
4 3
5 6
6 3
7 4
8 12
9 12
10 4
11 5
12 20
13 30
14 20
15 5
16 6
17 30
18 60
19 60
20 30
21 6
22 7
23 42
24 105
25 140
26 105
27 42
28 7
29 8
30 56
31 168
32 280
33 280
34 168
35 56
36 8
37 9
38 72
39 252
40 504
41 630
42 504
43 252
44 72
45 9
46 10
47 90
48 360
49 840
50 1260
51 1260
52 840
53 360
54 90
55 10
56 11
57 110
58 495
59 1320
60 2310
61 2772
62 2310
63 1320
64 495
65 110
66 11

[1,2,2,3,6,3,4,12,12,4,5,20,30,20,5,6,30,60,60,30,
 6,7,42,105,140,105,42,7,8,56,168,280,280,168,56,8,
 9,72,252,504,630,504,252,72,9,10,90,360,840,1260,
 1260,840,360,90,10,11,110,495,1320,2310,2772,2310,
 1320,495,110,11]

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Last modified January 23 19:12 EST 2020. Contains 331175 sequences. (Running on oeis4.)