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.

A229253 Total number of elements of nonempty subsets of divisors of n.

Table of values

n a(n)
1 1
2 4
3 4
4 12
5 4
6 32
7 4
8 32
9 12
10 32
11 4
12 192
13 4
14 32
15 32
16 80
17 4
18 192
19 4
20 192
21 32
22 32
23 4
24 1024
25 12
26 32
27 32
28 192
29 4
30 1024
31 4
32 192
33 32
34 32
35 32
36 2304
37 4
38 32
39 32
40 1024
41 4
42 1024
43 4
44 192
45 192
46 32
47 4
48 5120
49 12
50 192
51 32
52 192
53 4
54 1024
55 32
56 1024
57 32
58 32
59 4
60 24576
61 4
62 32
63 192

List of values

[1, 4, 4, 12, 4, 32, 4, 32, 12, 32, 4, 192, 4, 32, 32, 80, 4, 192, 4, 192, 32, 32, 4, 1024, 12, 32, 32, 192, 4, 1024, 4, 192, 32, 32, 32, 2304, 4, 32, 32, 1024, 4, 1024, 4, 192, 192, 32, 4, 5120, 12, 192, 32, 192, 4, 1024, 32, 1024, 32, 32, 4, 24576, 4, 32, 192]