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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.

A125271 Number of Gaussian integer divisors of n (having positive real part).

Table of values

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

List of values

[1, 4, 2, 7, 6, 8, 2, 10, 3, 20, 2, 14, 6, 8, 12, 13, 6, 12, 2, 34, 4, 8, 2, 20, 15, 20, 4, 14, 6, 40, 2, 16, 4, 20, 12, 21, 6, 8, 12, 48, 6, 16, 2, 14, 18, 8, 2, 26, 3, 48, 12, 34, 6, 16, 12, 20, 4, 20, 2, 68, 6, 8, 6, 19, 28, 16, 2, 34, 4, 40, 2, 30, 6, 20, 30]

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