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.

A113957 Sum of the divisors of n which are not divisible by 7.

Table of values

n a(n)
1 1
2 3
3 4
4 7
5 6
6 12
7 1
8 15
9 13
10 18
11 12
12 28
13 14
14 3
15 24
16 31
17 18
18 39
19 20
20 42
21 4
22 36
23 24
24 60
25 31
26 42
27 40
28 7
29 30
30 72
31 32
32 63
33 48
34 54
35 6
36 91
37 38
38 60
39 56
40 90
41 42
42 12
43 44
44 84
45 78
46 72
47 48
48 124
49 1
50 93
51 72
52 98
53 54
54 120
55 72
56 15
57 80
58 90
59 60
60 168
61 62
62 96
63 13
64 127
65 84
66 144
67 68
68 126
69 96
70 18
71 72

List of values

[1, 3, 4, 7, 6, 12, 1, 15, 13, 18, 12, 28, 14, 3, 24, 31, 18, 39, 20, 42, 4, 36, 24, 60, 31, 42, 40, 7, 30, 72, 32, 63, 48, 54, 6, 91, 38, 60, 56, 90, 42, 12, 44, 84, 78, 72, 48, 124, 1, 93, 72, 98, 54, 120, 72, 15, 80, 90, 60, 168, 62, 96, 13, 127, 84, 144, 68, 126, 96, 18, 72]

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

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