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 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 2 |
| 5 | 4 |
| 6 | 8 |
| 7 | 14 |
| 8 | 24 |
| 9 | 41 |
| 10 | 68 |
| 11 | 112 |
| 12 | 184 |
| 13 | 300 |
| 14 | 488 |
| 15 | 793 |
| 16 | 1286 |
| 17 | 2084 |
| 18 | 3376 |
| 19 | 5466 |
| 20 | 8848 |
| 21 | 14321 |
| 22 | 23176 |
| 23 | 37504 |
| 24 | 60688 |
| 25 | 98200 |
| 26 | 158896 |
| 27 | 257105 |
| 28 | 416010 |
| 29 | 673124 |
| 30 | 1089144 |
| 31 | 1762278 |
| 32 | 2851432 |
| 33 | 4613721 |
| 34 | 7465164 |
| 35 | 12078896 |
| 36 | 19544072 |
| 37 | 31622980 |