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.

A048753 Composite numbers k whose product of aliquot divisors divided by number of aliquot divisors is an integer.

Table of values

n a(n)
1 4
2 6
3 15
4 16
5 20
6 21
7 27
8 33
9 36
10 39
11 42
12 45
13 48
14 50
15 51
16 56
17 57
18 69
19 70
20 75
21 87
22 93
23 100
24 105
25 111
26 120
27 123
28 129
29 132
30 141
31 154
32 159
33 162
34 175
35 177
36 182
37 183
38 189
39 196
40 198
41 201
42 210
43 213
44 219
45 220
46 231
47 237
48 238
49 245
50 249
51 256
52 266
53 267
54 270
55 273
56 275
57 291

List of values

[4, 6, 15, 16, 20, 21, 27, 33, 36, 39, 42, 45, 48, 50, 51, 56, 57, 69, 70, 75, 87, 93, 100, 105, 111, 120, 123, 129, 132, 141, 154, 159, 162, 175, 177, 182, 183, 189, 196, 198, 201, 210, 213, 219, 220, 231, 237, 238, 245, 249, 256, 266, 267, 270, 273, 275, 291]

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

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