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 | 6 |
| 6 | 7 |
| 7 | 8 |
| 8 | 9 |
| 9 | 12 |
| 10 | 21 |
| 11 | 30 |
| 12 | 39 |
| 13 | 52 |
| 14 | 65 |
| 15 | 84 |
| 16 | 107 |
| 17 | 130 |
| 18 | 155 |
| 19 | 184 |
| 20 | 221 |
| 21 | 266 |
| 22 | 323 |
| 23 | 384 |
| 24 | 447 |
| 25 | 520 |
| 26 | 605 |
| 27 | 696 |
| 28 | 803 |
| 29 | 914 |
| 30 | 1055 |
| 31 | 1200 |
| 32 | 1357 |
| 33 | 1524 |
| 34 | 1691 |
| 35 | 1886 |
| 36 | 2111 |
| 37 | 2344 |
| 38 | 2597 |
| 39 | 2868 |
| 40 | 3179 |
| 41 | 3494 |
| 42 | 3849 |
| 43 | 4212 |
| 44 | 4591 |
| 45 | 5028 |
| 46 | 5481 |
| 47 | 5946 |
| 48 | 6445 |
| 49 | 6970 |
| 50 | 7557 |
| 51 | 8182 |
| 52 | 8839 |