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 | 3 |
| 3 | 4 |
| 4 | 5 |
| 5 | 12 |
| 6 | 14 |
| 7 | 22 |
| 8 | 23 |
| 9 | 25 |
| 10 | 51 |
| 11 | 103 |
| 12 | 168 |
| 13 | 170 |
| 14 | 207 |
| 15 | 239 |
| 16 | 337 |
| 17 | 415 |
| 18 | 675 |
| 19 | 831 |
| 20 | 1351 |
| 21 | 1663 |
| 22 | 2196 |
| 23 | 2198 |
| 24 | 2703 |
| 25 | 3327 |
| 26 | 4393 |
| 27 | 5407 |
| 28 | 6655 |
| 29 | 8787 |
| 30 | 10815 |
| 31 | 13311 |
| 32 | 17575 |
| 33 | 21631 |
| 34 | 26623 |
| 35 | 28560 |
| 36 | 28562 |
| 37 | 35151 |
| 38 | 43263 |
| 39 | 53247 |
| 40 | 57121 |
| 41 | 70303 |
| 42 | 86527 |
| 43 | 106495 |
| 44 | 114243 |
| 45 | 140607 |
| 46 | 173055 |
| 47 | 212991 |
| 48 | 228487 |
| 49 | 281215 |
| 50 | 346111 |