cp's OEIS Frontend

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.

A265391 a(n) = numerator of Sum_{d|n} 1 / tau(d).

Table of values

n a(n)
1 1
2 3
3 3
4 11
5 3
6 9
7 3
8 25
9 11
10 9
11 3
12 11
13 3
14 9
15 9
16 137
17 3
18 11
19 3
20 11
21 9
22 9
23 3
24 25
25 11
26 9
27 25
28 11
29 3
30 27
31 3
32 49
33 9
34 9
35 9
36 121
37 3
38 9
39 9
40 25
41 3
42 27
43 3
44 11
45 11
46 9
47 3
48 137
49 11
50 11
51 9
52 11
53 3
54 25
55 9
56 25
57 9
58 9
59 3
60 33
61 3
62 9
63 11
64 363
65 9
66 27
67 3
68 11
69 9
70 27
71 3
72 275
73 3
74 9
75 11

List of values

[1, 3, 3, 11, 3, 9, 3, 25, 11, 9, 3, 11, 3, 9, 9, 137, 3, 11, 3, 11, 9, 9, 3, 25, 11, 9, 25, 11, 3, 27, 3, 49, 9, 9, 9, 121, 3, 9, 9, 25, 3, 27, 3, 11, 11, 9, 3, 137, 11, 11, 9, 11, 3, 25, 9, 25, 9, 9, 3, 33, 3, 9, 11, 363, 9, 27, 3, 11, 9, 27, 3, 275, 3, 9, 11]