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 | 5 |
| 2 | 19 |
| 3 | 37 |
| 4 | 73 |
| 5 | 1289 |
| 6 | 1487 |
| 7 | 1559 |
| 8 | 1667 |
| 9 | 1847 |
| 10 | 1973 |
| 11 | 2099 |
| 12 | 2297 |
| 13 | 2459 |
| 14 | 2477 |
| 15 | 2549 |
| 16 | 2657 |
| 17 | 2693 |
| 18 | 2729 |
| 19 | 2819 |
| 20 | 2837 |
| 21 | 2909 |
| 22 | 2927 |
| 23 | 2963 |
| 24 | 3089 |
| 25 | 3359 |
| 26 | 3449 |
| 27 | 3467 |
| 28 | 3539 |
| 29 | 3557 |
| 30 | 3593 |
| 31 | 3719 |
| 32 | 3863 |
| 33 | 3881 |
| 34 | 3917 |
| 35 | 4079 |
| 36 | 4259 |
| 37 | 4349 |
| 38 | 4457 |
| 39 | 4493 |
| 40 | 4547 |
| 41 | 4583 |
| 42 | 4637 |
| 43 | 4673 |
| 44 | 4691 |
| 45 | 4817 |