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 | 3 |
| 5 | 1 |
| 6 | 2 |
| 7 | 13 |
| 8 | 3 |
| 9 | 2 |
| 10 | 6 |
| 11 | 71 |
| 12 | 13 |
| 13 | 6 |
| 14 | 6 |
| 15 | 24 |
| 16 | 461 |
| 17 | 71 |
| 18 | 26 |
| 19 | 18 |
| 20 | 24 |
| 21 | 120 |
| 22 | 3447 |
| 23 | 461 |
| 24 | 142 |
| 25 | 78 |
| 26 | 72 |
| 27 | 120 |
| 28 | 720 |
| 29 | 29093 |
| 30 | 3447 |
| 31 | 922 |
| 32 | 426 |
| 33 | 312 |
| 34 | 360 |
| 35 | 720 |
| 36 | 5040 |