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 | 24 |
| 2 | 120 |
| 3 | 240 |
| 4 | 720 |
| 5 | 840 |
| 6 | 1320 |
| 7 | 2520 |
| 8 | 3360 |
| 9 | 3960 |
| 10 | 5280 |
| 11 | 6240 |
| 12 | 6840 |
| 13 | 9360 |
| 14 | 10920 |
| 15 | 14280 |
| 16 | 15600 |
| 17 | 16320 |
| 18 | 17160 |
| 19 | 18480 |
| 20 | 22440 |
| 21 | 24360 |
| 22 | 26520 |
| 23 | 31920 |
| 24 | 35880 |
| 25 | 38760 |
| 26 | 42840 |
| 27 | 43680 |
| 28 | 46200 |
| 29 | 50160 |
| 30 | 55200 |
| 31 | 57960 |
| 32 | 59280 |
| 33 | 70200 |
| 34 | 73920 |
| 35 | 91080 |
| 36 | 93840 |
| 37 | 100800 |
| 38 | 107640 |
| 39 | 117600 |
| 40 | 118320 |
| 41 | 122400 |