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.

A359061 Irregular table read by rows: T(n,k) is the number of k-gons formed, k>=2, among all circles that can be constructed on vertices of an n-sided regular polygon, using only a compass.

Table of values

n a(n)
2 3
3 0
4 7
5 0
6 16
7 29
8 0
9 30
10 35
11 1
12 0
13 90
14 96
15 0
16 105
17 126
18 35
19 1
20 0
21 272
22 304
23 48
24 32
25 0
26 1
27 0
28 315
29 324
30 81
31 0
32 0
33 0
34 1
35 0
36 460
37 940
38 60
39 40
40 0
41 0
42 0
43 1
44 0
45 671
46 858
47 264
48 88
49 11
50 0
51 0
52 0
53 1
54 0
55 960
56 1656
57 108
58 48
59 0
60 1144
61 1807
62 559
63 130
64 13
65 0
66 0
67 0
68 0
69 0
70 1
71 0
72 1960
73 3136
74 448
75 168
76 0
77 14
78 0
79 0
80 0
81 0
82 0
83 1

List of values

[3, 0, 7, 0, 16, 29, 0, 30, 35, 1, 0, 90, 96, 0, 105, 126, 35, 1, 0, 272, 304, 48, 32, 0, 1, 0, 315, 324, 81, 0, 0, 0, 1, 0, 460, 940, 60, 40, 0, 0, 0, 1, 0, 671, 858, 264, 88, 11, 0, 0, 0, 1, 0, 960, 1656, 108, 48, 0, 1144, 1807, 559, 130, 13, 0, 0, 0, 0, 0, 1, 0, 1960, 3136, 448, 168, 0, 14, 0, 0, 0, 0, 0, 1]