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.

A363979 Number of nonsimilar polygonal regions in a regular n-gon with all diagonals drawn.

Table of values

n a(n)
3 1
4 1
5 3
6 3
7 7
8 7
9 14
10 13
11 25
12 19
13 37
14 35
15 58
16 53
17 82
18 58
19 112
20 98
21 150
22 133
23 177
24 151
25 239
26 212
27 300
28 275
29 369
30 244
31 455
32 409
33 530
34 488
35 631
36 526
37 736
38 683
39 858
40 800
41 975
42 794
43 1133
44 1056
45 1291
46 1227
47 1487
48 1289
49 1666
50 1600
51 1889
52 1797
53 2102
54 1884
55 2373
56 2242
57 2621
58 2496
59 2878
60 2458

List of values

[1, 1, 3, 3, 7, 7, 14, 13, 25, 19, 37, 35, 58, 53, 82, 58, 112, 98, 150, 133, 177, 151, 239, 212, 300, 275, 369, 244, 455, 409, 530, 488, 631, 526, 736, 683, 858, 800, 975, 794, 1133, 1056, 1291, 1227, 1487, 1289, 1666, 1600, 1889, 1797, 2102, 1884, 2373, 2242, 2621, 2496, 2878, 2458]