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 | 8 |
| 1 | 9 |
| 2 | 17 |
| 3 | 26 |
| 4 | 43 |
| 5 | 714 |
| 6 | 757 |
| 7 | 1471 |
| 8 | 2228 |
| 9 | 3699 |
| 10 | 61412 |
| 11 | 65111 |
| 12 | 126523 |
| 13 | 191634 |
| 14 | 318157 |
| 15 | 5282146 |
| 16 | 5600303 |
| 17 | 10882449 |
| 18 | 16482752 |
| 19 | 27365201 |
| 20 | 454325968 |
| 21 | 481691169 |
| 22 | 936017137 |
| 23 | 1417708306 |
| 24 | 2353725443 |
| 25 | 39077315394 |
| 26 | 41431040837 |
| 27 | 80508356231 |
| 28 | 121939397068 |
| 29 | 202447753299 |