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 | 4 |
| 3 | 5 |
| 4 | 11 |
| 5 | 24 |
| 6 | 30 |
| 7 | 61 |
| 8 | 67 |
| 9 | 122 |
| 10 | 128 |
| 11 | 213 |
| 12 | 219 |
| 13 | 340 |
| 14 | 346 |
| 15 | 509 |
| 16 | 515 |
| 17 | 726 |
| 18 | 732 |
| 19 | 997 |
| 20 | 1003 |
| 21 | 1328 |
| 22 | 1334 |
| 23 | 1725 |
| 24 | 1731 |
| 25 | 2194 |
| 26 | 2200 |
| 27 | 2741 |
| 28 | 2747 |
| 29 | 3372 |
| 30 | 3378 |
| 31 | 4093 |
| 32 | 4099 |
| 33 | 4910 |
| 34 | 4916 |
| 35 | 5829 |
| 36 | 5835 |
| 37 | 6856 |
| 38 | 6862 |
| 39 | 7997 |
| 40 | 8003 |
| 41 | 9258 |
| 42 | 9264 |
| 43 | 10645 |
| 44 | 10651 |