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 | 5 |
| 3 | 7 |
| 4 | 11 |
| 5 | 17 |
| 6 | 29 |
| 7 | 47 |
| 8 | 83 |
| 9 | 149 |
| 10 | 251 |
| 11 | 431 |
| 12 | 733 |
| 13 | 1277 |
| 14 | 2203 |
| 15 | 3803 |
| 16 | 6599 |
| 17 | 11411 |
| 18 | 19777 |
| 19 | 34253 |
| 20 | 59333 |
| 21 | 102793 |
| 22 | 178067 |
| 23 | 308489 |
| 24 | 534431 |
| 25 | 925891 |
| 26 | 1604021 |
| 27 | 2778901 |
| 28 | 4814321 |
| 29 | 8340593 |
| 30 | 14449651 |
| 31 | 25033357 |
| 32 | 43369111 |
| 33 | 75135077 |
| 34 | 130168021 |
| 35 | 225510203 |