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 | 5 |
| 3 | 73 |
| 4 | 167 |
| 5 | 2423 |
| 6 | 7621 |
| 7 | 39233 |
| 8 | 50969 |
| 9 | 89563 |
| 10 | 198139 |
| 11 | 207029 |
| 12 | 267143 |
| 13 | 322963 |
| 14 | 335117 |
| 15 | 438517 |
| 16 | 481207 |
| 17 | 541547 |
| 18 | 812051 |
| 19 | 874697 |
| 20 | 917611 |
| 21 | 939293 |
| 22 | 1077761 |
| 23 | 1149593 |
| 24 | 1354267 |
| 25 | 1464011 |
| 26 | 1695559 |
| 27 | 1880401 |
| 28 | 2510083 |
| 29 | 2548703 |
| 30 | 3115249 |
| 31 | 3157487 |
| 32 | 3505849 |
| 33 | 4519057 |