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.

A014628 Number of segments (and sides) created by diagonals of an n-gon in general position.

Table of values

n a(n)
3 3
4 8
5 20
6 45
7 91
8 168
9 288
10 465
11 715
12 1056
13 1508
14 2093
15 2835
16 3760
17 4896
18 6273
19 7923
20 9880
21 12180
22 14861
23 17963
24 21528
25 25600
26 30225
27 35451
28 41328
29 47908
30 55245
31 63395
32 72416
33 82368
34 93313
35 105315
36 118440
37 132756
38 148333
39 165243
40 183560

List of values

[3, 8, 20, 45, 91, 168, 288, 465, 715, 1056, 1508, 2093, 2835, 3760, 4896, 6273, 7923, 9880, 12180, 14861, 17963, 21528, 25600, 30225, 35451, 41328, 47908, 55245, 63395, 72416, 82368, 93313, 105315, 118440, 132756, 148333, 165243, 183560]

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

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