cp's OEIS Frontend

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.

A284587 Sum of the divisors of n that are not divisible by 13.

Table of values

n a(n)
1 1
2 3
3 4
4 7
5 6
6 12
7 8
8 15
9 13
10 18
11 12
12 28
13 1
14 24
15 24
16 31
17 18
18 39
19 20
20 42
21 32
22 36
23 24
24 60
25 31
26 3
27 40
28 56
29 30
30 72
31 32
32 63
33 48
34 54
35 48
36 91
37 38
38 60
39 4
40 90
41 42
42 96
43 44
44 84
45 78
46 72
47 48
48 124
49 57
50 93
51 72
52 7
53 54
54 120
55 72
56 120
57 80
58 90
59 60
60 168
61 62
62 96
63 104
64 127
65 6
66 144
67 68

List of values

[1, 3, 4, 7, 6, 12, 8, 15, 13, 18, 12, 28, 1, 24, 24, 31, 18, 39, 20, 42, 32, 36, 24, 60, 31, 3, 40, 56, 30, 72, 32, 63, 48, 54, 48, 91, 38, 60, 4, 90, 42, 96, 44, 84, 78, 72, 48, 124, 57, 93, 72, 7, 54, 120, 72, 120, 80, 90, 60, 168, 62, 96, 104, 127, 6, 144, 68]

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

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