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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.

A350459 Number of positive rational points on the unit circle with denominator <= n and numerator >= 1.

Table of values

n a(n)
1 0
2 0
3 0
4 0
5 1
6 1
7 1
8 1
9 1
10 4
11 4
12 4
13 5
14 5
15 10
16 10
17 11
18 11
19 11
20 19
21 19
22 19
23 19
24 19
25 29
26 32
27 32
28 32
29 33
30 44
31 44
32 44
33 44
34 47
35 60
36 60
37 61
38 61
39 66
40 82
41 83
42 83
43 83
44 83
45 100
46 100
47 100
48 100
49 100
50 122
51 127
52 134
53 135
54 135
55 156
56 156
57 156
58 159
59 159
60 183
61 184
62 184
63 184
64 184
65 220
66 220
67 220
68 227
69 227
70 254

List of values

[0, 0, 0, 0, 1, 1, 1, 1, 1, 4, 4, 4, 5, 5, 10, 10, 11, 11, 11, 19, 19, 19, 19, 19, 29, 32, 32, 32, 33, 44, 44, 44, 44, 47, 60, 60, 61, 61, 66, 82, 83, 83, 83, 83, 100, 100, 100, 100, 100, 122, 127, 134, 135, 135, 156, 156, 156, 159, 159, 183, 184, 184, 184, 184, 220, 220, 220, 227, 227, 254]

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

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