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 | 12 |
| 2 | 16 |
| 3 | 35 |
| 4 | 36 |
| 5 | 39 |
| 6 | 49 |
| 7 | 292 |
| 8 | 315 |
| 9 | 1352 |
| 10 | 2115 |
| 11 | 2116 |
| 12 | 4868 |
| 13 | 5006 |
| 14 | 7264 |
| 15 | 7733 |
| 16 | 8316 |
| 17 | 17063 |
| 18 | 17458 |
| 19 | 27911 |
| 20 | 38556 |
| 21 | 55092 |
| 22 | 65198 |
| 23 | 135650 |
| 24 | 138237 |
| 25 | 146289 |
| 26 | 177478 |
| 27 | 378308 |
| 28 | 388093 |
| 29 | 489155 |
| 30 | 703298 |
| 31 | 880172 |
| 32 | 1050673 |
| 33 | 1254720 |
| 34 | 1566986 |
| 35 | 1716020 |
| 36 | 2452849 |
| 37 | 3143529 |
| 38 | 3418375 |
| 39 | 11394618 |
| 40 | 14265355 |
| 41 | 15479597 |