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.

A120351 Even numbers k such that the number of odd divisors r and the number of even divisors s are both divisors of k.

Table of values

n a(n)
1 2
2 4
3 6
4 10
5 12
6 14
7 16
8 18
9 20
10 22
11 24
12 26
13 28
14 34
15 36
16 38
17 44
18 46
19 48
20 52
21 58
22 62
23 68
24 72
25 74
26 76
27 80
28 82
29 86
30 90
31 92
32 94
33 106
34 112
35 116
36 118
37 120
38 122
39 124
40 126
41 134
42 142
43 144
44 146
45 148
46 150
47 158
48 160
49 164
50 166
51 168
52 172
53 176
54 178
55 180
56 188
57 192
58 194
59 198
60 202
61 206

List of values

[2, 4, 6, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 34, 36, 38, 44, 46, 48, 52, 58, 62, 68, 72, 74, 76, 80, 82, 86, 90, 92, 94, 106, 112, 116, 118, 120, 122, 124, 126, 134, 142, 144, 146, 148, 150, 158, 160, 164, 166, 168, 172, 176, 178, 180, 188, 192, 194, 198, 202, 206]

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

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