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A053568 formatted as a simple table:

n a(n)
1 2
2 4
3 6
4 6
5 10
6 12
7 6
8 8
9 16
10 18
11 12
12 22
13 20
14 12
15 18
16 28
17 30
18 20
19 16
20 24
21 36
22 18
23 24
24 40
25 42
26 24
27 46
28 42
29 20
30 32
31 52
32 40
33 36
34 58
35 60
36 30
37 36
38 48
39 66
40 32
41 44
42 70
43 72
44 36
45 40
46 36
47 60
48 78
49 54
50 82
51 64
52 42
53 56
54 88
55 24
56 72
57 60
58 46
59 72
60 96
61 42
62 60
63 100
64 102
65 48
66 106

[2,4,6,6,10,12,6,8,16,18,12,22,20,12,18,28,30,20,
 16,24,36,18,24,40,42,24,46,42,20,32,52,40,36,58,
 60,30,36,48,66,32,44,70,72,36,40,36,60,78,54,82,
 64,42,56,88,24,72,60,46,72,96,42,60,100,102,48,
 106]

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Last modified December 5 20:25 EST 2009. Contains 170428 sequences.


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