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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A328485 Dirichlet g.f.: zeta(s)^2 * zeta(s-1) / zeta(2*s-1).

Table of values

n a(n)
1 1
2 4
3 5
4 9
5 7
6 20
7 9
8 18
9 15
10 28
11 13
12 45
13 15
14 36
15 35
16 35
17 19
18 60
19 21
20 63
21 45
22 52
23 25
24 90
25 33
26 60
27 43
28 81
29 31
30 140
31 33
32 68
33 65
34 76
35 63
36 135
37 39
38 84
39 75
40 126
41 43
42 180
43 45
44 117
45 105
46 100
47 49
48 175
49 59
50 132
51 95
52 135
53 55
54 172
55 91
56 162
57 105
58 124
59 61
60 315
61 63
62 132
63 135
64 133
65 105

List of values

[1, 4, 5, 9, 7, 20, 9, 18, 15, 28, 13, 45, 15, 36, 35, 35, 19, 60, 21, 63, 45, 52, 25, 90, 33, 60, 43, 81, 31, 140, 33, 68, 65, 76, 63, 135, 39, 84, 75, 126, 43, 180, 45, 117, 105, 100, 49, 175, 59, 132, 95, 135, 55, 172, 91, 162, 105, 124, 61, 315, 63, 132, 135, 133, 105]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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