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 | 12 |
| 6 | 24 |
| 7 | 36 |
| 8 | 60 |
| 9 | 120 |
| 10 | 180 |
| 11 | 360 |
| 12 | 840 |
| 13 | 1260 |
| 14 | 2520 |
| 15 | 6300 |
| 16 | 7560 |
| 17 | 12600 |
| 18 | 27720 |
| 19 | 69300 |
| 20 | 83160 |
| 21 | 138600 |
| 22 | 332640 |
| 23 | 360360 |
| 24 | 900900 |
| 25 | 1081080 |
| 26 | 1801800 |
| 27 | 4324320 |
| 28 | 5405400 |
| 29 | 12612600 |
| 30 | 17297280 |
| 31 | 18378360 |
| 32 | 30630600 |
| 33 | 73513440 |
| 34 | 86486400 |
| 35 | 91891800 |
| 36 | 214414200 |
| 37 | 294053760 |