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.

A333116 The number of vertices inside a hexagram 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)
1 109
2 2761
3 16387
4 63943
5 167071
6 357919
7 711895
8 1283419
9 2040187
10 3173851
11 4909351
12 6730795
13 9868711
14 13101883
15 16984963
16 23055523
17 29896135
18 36496711
19 47223703
20 56703265
21 68999605
22 84927301
23 103692535
24 119208667

List of values

[109, 2761, 16387, 63943, 167071, 357919, 711895, 1283419, 2040187, 3173851, 4909351, 6730795, 9868711, 13101883, 16984963, 23055523, 29896135, 36496711, 47223703, 56703265, 68999605, 84927301, 103692535, 119208667]