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 | 37 |
| 2 | 181 |
| 3 | 245 |
| 4 | 281 |
| 5 | 857 |
| 6 | 1433 |
| 7 | 1433 |
| 8 | 1577 |
| 9 | 2477 |
| 10 | 3053 |
| 11 | 3629 |
| 12 | 3693 |
| 13 | 4269 |
| 14 | 6573 |
| 15 | 6573 |
| 16 | 6609 |
| 17 | 8913 |
| 18 | 10209 |
| 19 | 10785 |
| 20 | 11361 |
| 21 | 13665 |
| 22 | 14241 |
| 23 | 14241 |
| 24 | 14817 |
| 25 | 15717 |
| 26 | 20901 |
| 27 | 21925 |
| 28 | 21925 |
| 29 | 27109 |
| 30 | 29413 |
| 31 | 29413 |
| 32 | 29557 |
| 33 | 31861 |
| 34 | 34165 |
| 35 | 36469 |
| 36 | 37369 |
| 37 | 37945 |
| 38 | 43129 |
| 39 | 43129 |