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 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 1 |
| 6 | 10 |
| 7 | 1 |
| 8 | 12 |
| 9 | 5 |
| 10 | 58 |
| 11 | 1 |
| 12 | 420 |
| 13 | 1 |
| 14 | 338 |
| 15 | 145 |
| 16 | 408 |
| 17 | 1 |
| 18 | 13790 |
| 19 | 1 |
| 20 | 14268 |
| 21 | 845 |
| 22 | 11482 |
| 23 | 1 |
| 24 | 471240 |
| 25 | 29 |
| 26 | 66922 |
| 27 | 985 |
| 28 | 484692 |
| 29 | 1 |
| 30 | 111944350 |
| 31 | 1 |
| 32 | 470832 |
| 33 | 28705 |
| 34 | 2273378 |
| 35 | 4901 |
| 36 | 543353580 |
| 37 | 1 |
| 38 | 13250218 |
| 39 | 167305 |
| 40 | 543810552 |
| 41 | 1 |
| 42 | 129202326890 |
| 43 | 1 |
| 44 | 559334148 |
| 45 | 38419925 |
| 46 | 450117362 |