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A339336 Dirichlet g.f.: Product_{k>=2} (1 + k^(-s))^4.

Table of values

n a(n)
1 1
2 4
3 4
4 10
5 4
6 20
7 4
8 24
9 10
10 20
11 4
12 60
13 4
14 20
15 20
16 51
17 4
18 60
19 4
20 60
21 20
22 20
23 4
24 156
25 10
26 20
27 24
28 60
29 4
30 116
31 4
32 100
33 20
34 20
35 20
36 206
37 4
38 20
39 20
40 156
41 4
42 116
43 4
44 60
45 60
46 20
47 4
48 360
49 10
50 60
51 20
52 60
53 4
54 156
55 20
56 156
57 20
58 20
59 4
60 396
61 4
62 20
63 60
64 190
65 20
66 116
67 4
68 60
69 20
70 116
71 4
72 580

List of values

[1, 4, 4, 10, 4, 20, 4, 24, 10, 20, 4, 60, 4, 20, 20, 51, 4, 60, 4, 60, 20, 20, 4, 156, 10, 20, 24, 60, 4, 116, 4, 100, 20, 20, 20, 206, 4, 20, 20, 156, 4, 116, 4, 60, 60, 20, 4, 360, 10, 60, 20, 60, 4, 156, 20, 156, 20, 20, 4, 396, 4, 20, 60, 190, 20, 116, 4, 60, 20, 116, 4, 580]

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