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 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 8 |
| 6 | 12 |
| 7 | 19 |
| 8 | 30 |
| 9 | 47 |
| 10 | 75 |
| 11 | 120 |
| 12 | 192 |
| 13 | 309 |
| 14 | 498 |
| 15 | 803 |
| 16 | 1297 |
| 17 | 2096 |
| 18 | 3388 |
| 19 | 5479 |
| 20 | 8862 |
| 21 | 14335 |
| 22 | 23191 |
| 23 | 37520 |
| 24 | 60704 |
| 25 | 98217 |
| 26 | 158914 |
| 27 | 257123 |
| 28 | 416029 |
| 29 | 673144 |
| 30 | 1089164 |