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 | 11 |
| 4 | 23 |
| 5 | 47 |
| 6 | 97 |
| 7 | 103 |
| 8 | 197 |
| 9 | 379 |
| 10 | 419 |
| 11 | 691 |
| 12 | 761 |
| 13 | 1427 |
| 14 | 1543 |
| 15 | 2557 |
| 16 | 2789 |
| 17 | 4637 |
| 18 | 5039 |
| 19 | 5519 |
| 20 | 9049 |
| 21 | 9851 |
| 22 | 16103 |
| 23 | 17609 |
| 24 | 19289 |
| 25 | 28687 |
| 26 | 31319 |
| 27 | 34123 |
| 28 | 55381 |
| 29 | 60167 |
| 30 | 65687 |
| 31 | 97499 |
| 32 | 106243 |
| 33 | 115757 |
| 34 | 171529 |
| 35 | 186437 |
| 36 | 202987 |
| 37 | 220861 |
| 38 | 326537 |
| 39 | 354979 |
| 40 | 386501 |
| 41 | 570643 |
| 42 | 620201 |
| 43 | 674837 |