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 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 2 |
| 7 | 3 |
| 8 | 3 |
| 9 | 5 |
| 10 | 5 |
| 11 | 8 |
| 12 | 10 |
| 13 | 16 |
| 14 | 21 |
| 15 | 37 |
| 16 | 51 |
| 17 | 86 |
| 18 | 127 |
| 19 | 211 |
| 20 | 319 |
| 21 | 523 |
| 22 | 796 |
| 23 | 1288 |
| 24 | 1988 |
| 25 | 3180 |
| 26 | 4928 |
| 27 | 7844 |
| 28 | 12212 |
| 29 | 19346 |
| 30 | 30222 |
| 31 | 47771 |
| 32 | 74823 |
| 33 | 118140 |
| 34 | 185431 |
| 35 | 292690 |
| 36 | 460287 |
| 37 | 726616 |
| 38 | 1144517 |
| 39 | 1807657 |
| 40 | 2851375 |
| 41 | 4506390 |
| 42 | 7117318 |