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.

A345302 a(n) = Sum_{p|n, p prime} lcm(p,n/p).

Table of values

n a(n)
1 0
2 2
3 3
4 2
5 5
6 12
7 7
8 4
9 3
10 20
11 11
12 18
13 13
14 28
15 30
16 8
17 17
18 24
19 19
20 30
21 42
22 44
23 23
24 36
25 5
26 52
27 9
28 42
29 29
30 90
31 31
32 16
33 66
34 68
35 70
36 30
37 37
38 76
39 78
40 60
41 41
42 126
43 43
44 66
45 60
46 92
47 47
48 72
49 7
50 60
51 102
52 78
53 53
54 72
55 110
56 84
57 114
58 116
59 59
60 150
61 61
62 124
63 84
64 32
65 130
66 198
67 67
68 102
69 138
70 210

List of values

[0, 2, 3, 2, 5, 12, 7, 4, 3, 20, 11, 18, 13, 28, 30, 8, 17, 24, 19, 30, 42, 44, 23, 36, 5, 52, 9, 42, 29, 90, 31, 16, 66, 68, 70, 30, 37, 76, 78, 60, 41, 126, 43, 66, 60, 92, 47, 72, 7, 60, 102, 78, 53, 72, 110, 84, 114, 116, 59, 150, 61, 124, 84, 32, 130, 198, 67, 102, 138, 210]