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.

A054010 Numbers n with property that n is divisible by the number of its proper divisors.

Table of values

n a(n)
1 2
2 3
3 4
4 5
5 6
6 7
7 11
8 13
9 15
10 16
11 17
12 19
13 20
14 21
15 23
16 27
17 29
18 31
19 33
20 37
21 39
22 41
23 42
24 43
25 45
26 47
27 50
28 51
29 53
30 56
31 57
32 59
33 61
34 67
35 69
36 70
37 71
38 73
39 75
40 79
41 83
42 87
43 89
44 93
45 97
46 101
47 103
48 105
49 107
50 109
51 111
52 113
53 120
54 123
55 127
56 129
57 131
58 132
59 137
60 139
61 141
62 149
63 151
64 154

List of values

[2, 3, 4, 5, 6, 7, 11, 13, 15, 16, 17, 19, 20, 21, 23, 27, 29, 31, 33, 37, 39, 41, 42, 43, 45, 47, 50, 51, 53, 56, 57, 59, 61, 67, 69, 70, 71, 73, 75, 79, 83, 87, 89, 93, 97, 101, 103, 105, 107, 109, 111, 113, 120, 123, 127, 129, 131, 132, 137, 139, 141, 149, 151, 154]

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

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