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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.

A333112 The number of edges inside a heptagon formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts.

Table of values

n a(n)
1 91
2 1575
3 10962
4 35812
5 96257
6 201054
7 389991
8 668458
9 1096508
10 1675835
11 2494989
12 3536876
13 4930408
14 6639913
15 8816458
16 11425631
17 14659085
18 18433975
19 23007579
20 28257418
21 34478871
22 41557817
23 49822388
24 59079475
25 69756253
26 81641812
27 95165210

List of values

[91, 1575, 10962, 35812, 96257, 201054, 389991, 668458, 1096508, 1675835, 2494989, 3536876, 4930408, 6639913, 8816458, 11425631, 14659085, 18433975, 23007579, 28257418, 34478871, 41557817, 49822388, 59079475, 69756253, 81641812, 95165210]

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

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