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 | 2 |
| 2 | 5 |
| 3 | 9 |
| 4 | 15 |
| 5 | 23 |
| 6 | 34 |
| 7 | 47 |
| 8 | 64 |
| 9 | 84 |
| 10 | 108 |
| 11 | 136 |
| 12 | 169 |
| 13 | 206 |
| 14 | 249 |
| 15 | 297 |
| 16 | 351 |
| 17 | 411 |
| 18 | 478 |
| 19 | 551 |
| 20 | 632 |
| 21 | 720 |
| 22 | 816 |
| 23 | 920 |
| 24 | 1033 |
| 25 | 1154 |
| 26 | 1285 |
| 27 | 1425 |
| 28 | 1575 |
| 29 | 1735 |
| 30 | 1906 |
| 31 | 2087 |
| 32 | 2280 |
| 33 | 2484 |
| 34 | 2700 |
| 35 | 2928 |
| 36 | 3169 |
| 37 | 3422 |
| 38 | 3689 |
| 39 | 3969 |
| 40 | 4263 |
| 41 | 4571 |
| 42 | 4894 |
| 43 | 5231 |
| 44 | 5584 |
| 45 | 5952 |
| 46 | 6336 |
| 47 | 6736 |
| 48 | 7153 |
| 49 | 7586 |