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.

A377562 Numbers that have twice as many infinitary divisors as noninfinitary divisors.

Table of values

n a(n)
1 4
2 9
3 12
4 18
5 20
6 25
7 28
8 32
9 44
10 45
11 49
12 50
13 52
14 60
15 63
16 68
17 72
18 75
19 76
20 84
21 90
22 92
23 96
24 98
25 99
26 108
27 116
28 117
29 121
30 124
31 126
32 132
33 140
34 147
35 148
36 150
37 153
38 156
39 160
40 164
41 169
42 171
43 172
44 175
45 188
46 198
47 200
48 204
49 207
50 212
51 220
52 224
53 228
54 234
55 236
56 242
57 243
58 244
59 245

List of values

[4, 9, 12, 18, 20, 25, 28, 32, 44, 45, 49, 50, 52, 60, 63, 68, 72, 75, 76, 84, 90, 92, 96, 98, 99, 108, 116, 117, 121, 124, 126, 132, 140, 147, 148, 150, 153, 156, 160, 164, 169, 171, 172, 175, 188, 198, 200, 204, 207, 212, 220, 224, 228, 234, 236, 242, 243, 244, 245]

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

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