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.

A000567 Octagonal numbers: n*(3*n-2). Also called star numbers.

Table of values

n a(n)
0 0
1 1
2 8
3 21
4 40
5 65
6 96
7 133
8 176
9 225
10 280
11 341
12 408
13 481
14 560
15 645
16 736
17 833
18 936
19 1045
20 1160
21 1281
22 1408
23 1541
24 1680
25 1825
26 1976
27 2133
28 2296
29 2465
30 2640
31 2821
32 3008
33 3201
34 3400
35 3605
36 3816
37 4033
38 4256
39 4485
40 4720
41 4961
42 5208
43 5461

List of values

[0, 1, 8, 21, 40, 65, 96, 133, 176, 225, 280, 341, 408, 481, 560, 645, 736, 833, 936, 1045, 1160, 1281, 1408, 1541, 1680, 1825, 1976, 2133, 2296, 2465, 2640, 2821, 3008, 3201, 3400, 3605, 3816, 4033, 4256, 4485, 4720, 4961, 5208, 5461]