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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.

A184221 a(n) = A184220(n)/A133150(n) unless A133150(n) = 0 in which case a(n) = 0.

Table of values

n a(n)
1 0
2 0
3 0
4 0
5 1
6 1
7 2
8 1
9 2
10 1
11 2
12 1
13 2
14 1
15 2
16 1
17 2
18 7
19 7
20 1
21 2
22 1
23 2
24 1
25 7
26 7
27 2
28 1
29 2
30 1
31 2
32 7
33 14
34 1
35 2
36 1
37 2
38 1
39 14
40 7
41 17
42 1
43 2
44 1
45 2
46 17
47 14
48 1
49 2
50 1
51 2
52 23
53 14
54 7
55 2
56 1
57 2
58 17
59 2
60 7
61 14
62 1
63 17
64 1
65 23
66 1
67 14
68 7
69 2
70 1
71 31
72 1
73 2
74 7
75 34
76 1
77 2
78 1

List of values

[0, 0, 0, 0, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 7, 7, 1, 2, 1, 2, 1, 7, 7, 2, 1, 2, 1, 2, 7, 14, 1, 2, 1, 2, 1, 14, 7, 17, 1, 2, 1, 2, 17, 14, 1, 2, 1, 2, 23, 14, 7, 2, 1, 2, 17, 2, 7, 14, 1, 17, 1, 23, 1, 14, 7, 2, 1, 31, 1, 2, 7, 34, 1, 2, 1]

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