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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.

A129318 a(n) = sopfr(A129316(n)), where sopfr(x) is the sum of the prime factors of x, counting multiplicity.

Table of values

n a(n)
1 5
2 6
3 8
4 18
5 15
6 15
7 17
8 39
9 29
10 86
11 23
12 35
13 25
14 22
15 33
16 68
17 26
18 31
19 46
20 32
21 37
22 24
23 35
24 23
25 45
26 100
27 78
28 51
29 39
30 45
31 44
32 33
33 35
34 45
35 98
36 34
37 45
38 141
39 147
40 67
41 25
42 43
43 236
44 25
45 29
46 75
47 150
48 29
49 76
50 125
51 160
52 26
53 121
54 122
55 73
56 37
57 52
58 56
59 40
60 39
61 54
62 58
63 239
64 69
65 36
66 39

List of values

[5, 6, 8, 18, 15, 15, 17, 39, 29, 86, 23, 35, 25, 22, 33, 68, 26, 31, 46, 32, 37, 24, 35, 23, 45, 100, 78, 51, 39, 45, 44, 33, 35, 45, 98, 34, 45, 141, 147, 67, 25, 43, 236, 25, 29, 75, 150, 29, 76, 125, 160, 26, 121, 122, 73, 37, 52, 56, 40, 39, 54, 58, 239, 69, 36, 39]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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