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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.

A064800 n plus the number of its prime factors: a(n) = n + A001222(n).

Table of values

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

List of values

[1, 3, 4, 6, 6, 8, 8, 11, 11, 12, 12, 15, 14, 16, 17, 20, 18, 21, 20, 23, 23, 24, 24, 28, 27, 28, 30, 31, 30, 33, 32, 37, 35, 36, 37, 40, 38, 40, 41, 44, 42, 45, 44, 47, 48, 48, 48, 53, 51, 53, 53, 55, 54, 58, 57, 60, 59, 60, 60, 64, 62, 64, 66, 70, 67, 69, 68, 71, 71, 73, 72]

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

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