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 | 2 |
| 1 | 14 |
| 2 | 16 |
| 3 | 30 |
| 4 | 46 |
| 5 | 76 |
| 6 | 122 |
| 7 | 198 |
| 8 | 320 |
| 9 | 518 |
| 10 | 838 |
| 11 | 1356 |
| 12 | 2194 |
| 13 | 3550 |
| 14 | 5744 |
| 15 | 9294 |
| 16 | 15038 |
| 17 | 24332 |
| 18 | 39370 |
| 19 | 63702 |
| 20 | 103072 |
| 21 | 166774 |
| 22 | 269846 |
| 23 | 436620 |
| 24 | 706466 |
| 25 | 1143086 |
| 26 | 1849552 |
| 27 | 2992638 |
| 28 | 4842190 |
| 29 | 7834828 |
| 30 | 12677018 |