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) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 8 |
| 5 | 14 |
| 6 | 23 |
| 7 | 41 |
| 8 | 71 |
| 9 | 127 |
| 10 | 226 |
| 11 | 412 |
| 12 | 747 |
| 13 | 1377 |
| 14 | 2538 |
| 15 | 4720 |
| 16 | 8800 |
| 17 | 16510 |
| 18 | 31042 |
| 19 | 58636 |
| 20 | 111013 |
| 21 | 210871 |
| 22 | 401428 |
| 23 | 766150 |
| 24 | 1465020 |
| 25 | 2807196 |
| 26 | 5387991 |
| 27 | 10358999 |
| 28 | 19945394 |
| 29 | 38458184 |
| 30 | 74248451 |
| 31 | 143522117 |
| 32 | 277737797 |
| 33 | 538038783 |
| 34 | 1043325198 |