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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.

A244325 a(n) = floor(antisigma(n) / n), where antisigma(n) = A024816(n) = the sum of the non-divisors of n that are between 1 and n.

Table of values

n a(n)
1 0
2 0
3 0
4 0
5 1
6 1
7 2
8 2
9 3
10 3
11 4
12 4
13 5
14 5
15 6
16 6
17 7
18 7
19 8
20 8
21 9
22 9
23 10
24 10
25 11
26 11
27 12
28 12
29 13
30 13
31 14
32 14
33 15
34 15
35 16
36 15
37 17
38 17
39 18
40 18
41 19
42 19
43 20
44 20
45 21
46 21
47 22
48 21
49 23
50 23
51 24
52 24
53 25
54 25
55 26
56 26
57 27
58 27
59 28
60 27
61 29
62 29
63 30
64 30
65 31
66 31
67 32
68 32
69 33
70 33
71 34

List of values

[0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 15, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 21, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 27, 29, 29, 30, 30, 31, 31, 32, 32, 33, 33, 34]

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