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 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 5 |
| 6 | 10 |
| 7 | 15 |
| 8 | 25 |
| 9 | 42 |
| 10 | 67 |
| 11 | 131 |
| 12 | 220 |
| 13 | 351 |
| 14 | 571 |
| 15 | 1142 |
| 16 | 1733 |
| 17 | 3075 |
| 18 | 5030 |
| 19 | 10125 |
| 20 | 15155 |
| 21 | 25302 |
| 22 | 42457 |
| 23 | 67761 |
| 24 | 132440 |
| 25 | 222421 |
| 26 | 355061 |
| 27 | 577502 |
| 28 | 1154563 |
| 29 | 1754265 |
| 30 | 3131050 |
| 31 | 5105335 |
| 32 | 10236405 |
| 33 | 15343742 |