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 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 6 |
| 6 | 9 |
| 7 | 16 |
| 8 | 27 |
| 9 | 43 |
| 10 | 70 |
| 11 | 118 |
| 12 | 195 |
| 13 | 318 |
| 14 | 524 |
| 15 | 868 |
| 16 | 1430 |
| 17 | 2351 |
| 18 | 3878 |
| 19 | 6399 |
| 20 | 10542 |
| 21 | 17367 |
| 22 | 28634 |
| 23 | 47206 |
| 24 | 77793 |
| 25 | 128212 |
| 26 | 211346 |
| 27 | 348360 |
| 28 | 574153 |
| 29 | 946342 |
| 30 | 1559849 |
| 31 | 2571016 |
| 32 | 4237616 |
| 33 | 6984659 |
| 34 | 11512526 |
| 35 | 18975464 |
| 36 | 31276187 |
| 37 | 51550993 |
| 38 | 84968944 |
| 39 | 140049801 |
| 40 | 230836734 |
| 41 | 380476447 |
| 42 | 627119783 |
| 43 | 1033648857 |