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 | 2 |
| 3 | 4 |
| 4 | 6 |
| 5 | 8 |
| 6 | 12 |
| 7 | 24 |
| 8 | 48 |
| 9 | 120 |
| 10 | 192 |
| 11 | 384 |
| 12 | 720 |
| 13 | 1152 |
| 14 | 1920 |
| 15 | 3840 |
| 16 | 5040 |
| 17 | 23040 |
| 18 | 40320 |
| 19 | 46080 |
| 20 | 51840 |
| 21 | 322560 |
| 22 | 362880 |
| 23 | 645120 |
| 24 | 2903040 |
| 25 | 3628800 |
| 26 | 5160960 |
| 27 | 10321920 |
| 28 | 39916800 |
| 29 | 92897280 |
| 30 | 185794560 |
| 31 | 479001600 |
| 32 | 696729600 |
| 33 | 1857945600 |
| 34 | 3715891200 |