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.

A361659 Number of strictly convex unit-sided polygons with all internal angles equal to a multiple of Pi/n, treating polygons that have a unique mirror image as distinct but ignoring rotational copies.

Table of values

n a(n)
1 0
2 1
3 3
4 4
5 7
6 17
7 19
8 34
9 92
10 115
11 187
12 616
13 631
14 1201
15 6067
16 4114
17 7711
18 35322
19 27595
20 59704
21 328833
22 190933
23 364723
24 2435778
25 1579882
26 2582059
27 21013768
28 9894292
29 18512791
30 377367013
31 69273667
32 134219794
33 1678410949
34 505301839
35 1339499035
36 14843799550

List of values

[0, 1, 3, 4, 7, 17, 19, 34, 92, 115, 187, 616, 631, 1201, 6067, 4114, 7711, 35322, 27595, 59704, 328833, 190933, 364723, 2435778, 1579882, 2582059, 21013768, 9894292, 18512791, 377367013, 69273667, 134219794, 1678410949, 505301839, 1339499035, 14843799550]

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

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