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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.

A361689 The number of divisors of 2*n^2.

Table of values

n a(n)
1 2
2 4
3 6
4 6
5 6
6 12
7 6
8 8
9 10
10 12
11 6
12 18
13 6
14 12
15 18
16 10
17 6
18 20
19 6
20 18
21 18
22 12
23 6
24 24
25 10
26 12
27 14
28 18
29 6
30 36
31 6
32 12
33 18
34 12
35 18
36 30
37 6
38 12
39 18
40 24
41 6
42 36
43 6
44 18
45 30
46 12
47 6
48 30
49 10
50 20
51 18
52 18
53 6
54 28
55 18
56 24
57 18
58 12
59 6
60 54
61 6
62 12
63 30
64 14
65 18
66 36
67 6
68 18
69 18
70 36
71 6
72 40
73 6
74 12
75 30
76 18
77 18
78 36
79 6
80 30

List of values

[2, 4, 6, 6, 6, 12, 6, 8, 10, 12, 6, 18, 6, 12, 18, 10, 6, 20, 6, 18, 18, 12, 6, 24, 10, 12, 14, 18, 6, 36, 6, 12, 18, 12, 18, 30, 6, 12, 18, 24, 6, 36, 6, 18, 30, 12, 6, 30, 10, 20, 18, 18, 6, 28, 18, 24, 18, 12, 6, 54, 6, 12, 30, 14, 18, 36, 6, 18, 18, 36, 6, 40, 6, 12, 30, 18, 18, 36, 6, 30]

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

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