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.

A100587 Number of nonempty subsets of divisors of n.

Table of values

n a(n)
1 1
2 3
3 3
4 7
5 3
6 15
7 3
8 15
9 7
10 15
11 3
12 63
13 3
14 15
15 15
16 31
17 3
18 63
19 3
20 63
21 15
22 15
23 3
24 255
25 7
26 15
27 15
28 63
29 3
30 255
31 3
32 63
33 15
34 15
35 15
36 511
37 3
38 15
39 15
40 255
41 3
42 255
43 3
44 63
45 63
46 15
47 3
48 1023
49 7
50 63
51 15
52 63
53 3
54 255
55 15
56 255
57 15
58 15
59 3
60 4095
61 3
62 15
63 63
64 127
65 15
66 255
67 3
68 63
69 15
70 255
71 3
72 4095
73 3

List of values

[1, 3, 3, 7, 3, 15, 3, 15, 7, 15, 3, 63, 3, 15, 15, 31, 3, 63, 3, 63, 15, 15, 3, 255, 7, 15, 15, 63, 3, 255, 3, 63, 15, 15, 15, 511, 3, 15, 15, 255, 3, 255, 3, 63, 63, 15, 3, 1023, 7, 63, 15, 63, 3, 255, 15, 255, 15, 15, 3, 4095, 3, 15, 63, 127, 15, 255, 3, 63, 15, 255, 3, 4095, 3]