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 | 0 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 8 |
| 6 | 34 |
| 7 | 55 |
| 8 | 89 |
| 9 | 233 |
| 10 | 377 |
| 11 | 987 |
| 12 | 2584 |
| 13 | 6765 |
| 14 | 28657 |
| 15 | 46368 |
| 16 | 75025 |
| 17 | 832040 |
| 18 | 3524578 |
| 19 | 5702887 |
| 20 | 9227465 |
| 21 | 63245986 |
| 22 | 433494437 |
| 23 | 4807526976 |
| 24 | 7778742049 |
| 25 | 27777890035288 |
| 26 | 5527939700884757 |
| 27 | 2427893228399975082453 |
| 28 | 22698374052006863956975682 |