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.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 15 |
4 | 71 |
5 | 378 |
6 | 2087 |
7 | 12006 |
8 | 70910 |
9 | 428021 |
10 | 2627731 |
11 | 16358961 |
12 | 103027423 |
13 | 655236314 |
14 | 4202210514 |
15 | 27145925685 |
16 | 176474644608 |
17 | 1153679423108 |
18 | 7579526316199 |
19 | 50017854059557 |
20 | 331390828183765 |
21 | 2203548061830875 |
22 | 14700363755114949 |
23 | 98363233394747546 |