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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.

A239887 Integer values of the proper divisor balance of composite numbers.

Table of values

n a(n)
1 2
2 4
3 6
4 8
5 3
6 8
7 16
8 7
9 10
10 24
11 14
12 9
13 12
14 32
15 17
16 21
17 6
18 14
19 40
20 39
21 31
22 9
23 20
24 28
25 16
26 48
27 45
28 34
29 35
30 18
31 18
32 33
33 41
34 56
35 74
36 59
37 53
38 19
39 26
40 42
41 74
42 50
43 20
44 9
45 64
46 73
47 49
48 46
49 39
50 32
51 5
52 40
53 49
54 32
55 22
56 72
57 25
58 109
59 87
60 130
61 68
62 21
63 97
64 66
65 56
66 137
67 8
68 67

List of values

[2, 4, 6, 8, 3, 8, 16, 7, 10, 24, 14, 9, 12, 32, 17, 21, 6, 14, 40, 39, 31, 9, 20, 28, 16, 48, 45, 34, 35, 18, 18, 33, 41, 56, 74, 59, 53, 19, 26, 42, 74, 50, 20, 9, 64, 73, 49, 46, 39, 32, 5, 40, 49, 32, 22, 72, 25, 109, 87, 130, 68, 21, 97, 66, 56, 137, 8, 67]

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

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