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 | 3 |
| 2 | 71 |
| 3 | 379 |
| 4 | 1367 |
| 5 | 2741 |
| 6 | 6599 |
| 7 | 11593 |
| 8 | 13093 |
| 9 | 13879 |
| 10 | 22027 |
| 11 | 46183 |
| 12 | 70237 |
| 13 | 72173 |
| 14 | 76123 |
| 15 | 104347 |
| 16 | 106721 |
| 17 | 109141 |
| 18 | 134741 |
| 19 | 145949 |
| 20 | 191749 |
| 21 | 225829 |
| 22 | 236659 |
| 23 | 271057 |
| 24 | 275047 |
| 25 | 279047 |
| 26 | 283079 |
| 27 | 303689 |
| 28 | 360977 |
| 29 | 374953 |
| 30 | 403607 |
| 31 | 438527 |
| 32 | 469969 |
| 33 | 507821 |