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 | 13 |
| 2 | 43 |
| 3 | 103 |
| 4 | 139 |
| 5 | 199 |
| 6 | 349 |
| 7 | 397 |
| 8 | 577 |
| 9 | 727 |
| 10 | 733 |
| 11 | 829 |
| 12 | 967 |
| 13 | 1039 |
| 14 | 1303 |
| 15 | 1567 |
| 16 | 1597 |
| 17 | 1753 |
| 18 | 2131 |
| 19 | 2161 |
| 20 | 2311 |
| 21 | 2707 |
| 22 | 2719 |
| 23 | 2857 |
| 24 | 3109 |
| 25 | 3319 |
| 26 | 3613 |
| 27 | 3673 |
| 28 | 3697 |
| 29 | 3853 |
| 30 | 4051 |
| 31 | 4129 |
| 32 | 4201 |
| 33 | 4297 |
| 34 | 4441 |
| 35 | 4507 |
| 36 | 4513 |
| 37 | 4639 |
| 38 | 4663 |
| 39 | 4789 |
| 40 | 5503 |
| 41 | 5701 |
| 42 | 5743 |
| 43 | 5857 |
| 44 | 5953 |
| 45 | 6121 |