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 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 3 |
| 6 | 5 |
| 7 | 8 |
| 8 | 12 |
| 9 | 20 |
| 10 | 32 |
| 11 | 52 |
| 12 | 84 |
| 13 | 135 |
| 14 | 219 |
| 15 | 353 |
| 16 | 572 |
| 17 | 924 |
| 18 | 1495 |
| 19 | 2419 |
| 20 | 3912 |
| 21 | 6331 |
| 22 | 10240 |
| 23 | 16570 |
| 24 | 26807 |
| 25 | 43374 |
| 26 | 70178 |
| 27 | 113546 |
| 28 | 183721 |
| 29 | 297258 |
| 30 | 480974 |
| 31 | 778220 |
| 32 | 1259184 |
| 33 | 2037389 |
| 34 | 3296554 |
| 35 | 5333923 |
| 36 | 8630446 |
| 37 | 13964340 |
| 38 | 22594740 |
| 39 | 36559034 |
| 40 | 59153708 |
| 41 | 95712668 |