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) |
|---|---|
| 1 | 2 |
| 2 | 4913 |
| 3 | 29410 |
| 4 | 96854 |
| 5 | 236916 |
| 6 | 484596 |
| 7 | 879483 |
| 8 | 1465239 |
| 9 | 2289183 |
| 10 | 3401984 |
| 11 | 4857388 |
| 12 | 6712006 |
| 13 | 9025131 |
| 14 | 11858570 |
| 15 | 15276512 |
| 16 | 19345406 |
| 17 | 24133846 |
| 18 | 29712478 |
| 19 | 36153913 |
| 20 | 43532644 |
| 21 | 51924974 |
| 22 | 61408954 |
| 23 | 72064316 |
| 24 | 83972419 |
| 25 | 97216198 |
| 26 | 111880113 |
| 27 | 128050105 |
| 28 | 145813554 |
| 29 | 165259239 |
| 30 | 186477301 |
| 31 | 209559205 |