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.

A304408 If n = Product (p_j^k_j) then a(n) = Product ((p_j - 1)*(k_j + 1)).

Table of values

n a(n)
1 1
2 2
3 4
4 3
5 8
6 8
7 12
8 4
9 6
10 16
11 20
12 12
13 24
14 24
15 32
16 5
17 32
18 12
19 36
20 24
21 48
22 40
23 44
24 16
25 12
26 48
27 8
28 36
29 56
30 64
31 60
32 6
33 80
34 64
35 96
36 18
37 72
38 72
39 96
40 32
41 80
42 96
43 84
44 60
45 48
46 88
47 92
48 20
49 18
50 24
51 128
52 72
53 104
54 16
55 160
56 48
57 144
58 112
59 116
60 96
61 120
62 120
63 72
64 7
65 192
66 160
67 132
68 96
69 176
70 192

List of values

[1, 2, 4, 3, 8, 8, 12, 4, 6, 16, 20, 12, 24, 24, 32, 5, 32, 12, 36, 24, 48, 40, 44, 16, 12, 48, 8, 36, 56, 64, 60, 6, 80, 64, 96, 18, 72, 72, 96, 32, 80, 96, 84, 60, 48, 88, 92, 20, 18, 24, 128, 72, 104, 16, 160, 48, 144, 112, 116, 96, 120, 120, 72, 7, 192, 160, 132, 96, 176, 192]