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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.

A062968 n + 1 - d(n), where d(n) is the number of divisors function.

Table of values

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

List of values

[1, 1, 2, 2, 4, 3, 6, 5, 7, 7, 10, 7, 12, 11, 12, 12, 16, 13, 18, 15, 18, 19, 22, 17, 23, 23, 24, 23, 28, 23, 30, 27, 30, 31, 32, 28, 36, 35, 36, 33, 40, 35, 42, 39, 40, 43, 46, 39, 47, 45, 48, 47, 52, 47, 52, 49, 54, 55, 58, 49, 60, 59, 58, 58, 62, 59, 66, 63, 66, 63, 70, 61, 72]

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

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