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 | 11 |
| 2 | 11 |
| 3 | 22 |
| 4 | 33 |
| 5 | 55 |
| 6 | 88 |
| 7 | 1313 |
| 8 | 2121 |
| 9 | 3434 |
| 10 | 5555 |
| 11 | 8989 |
| 12 | 144144 |
| 13 | 233233 |
| 14 | 377377 |
| 15 | 610610 |
| 16 | 987987 |
| 17 | 15971597 |
| 18 | 25842584 |
| 19 | 41814181 |
| 20 | 67656765 |
| 21 | 1094610946 |
| 22 | 1771117711 |
| 23 | 2865728657 |
| 24 | 4636846368 |
| 25 | 7502575025 |
| 26 | 121393121393 |
| 27 | 196418196418 |
| 28 | 317811317811 |
| 29 | 514229514229 |