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 | 2 |
| 3 | 4 |
| 4 | 6 |
| 5 | 10 |
| 6 | 16 |
| 7 | 26 |
| 8 | 42 |
| 9 | 69 |
| 10 | 111 |
| 11 | 180 |
| 12 | 291 |
| 13 | 471 |
| 14 | 762 |
| 15 | 1233 |
| 16 | 1995 |
| 17 | 3228 |
| 18 | 5223 |
| 19 | 8452 |
| 20 | 13675 |
| 21 | 22127 |
| 22 | 35802 |
| 23 | 57929 |
| 24 | 93731 |
| 25 | 151660 |
| 26 | 245391 |
| 27 | 397051 |
| 28 | 642442 |
| 29 | 1039493 |
| 30 | 1681935 |
| 31 | 2721428 |
| 32 | 4403363 |
| 33 | 7124791 |