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 | 8 |
| 5 | 16 |
| 6 | 24 |
| 7 | 48 |
| 8 | 96 |
| 9 | 192 |
| 10 | 384 |
| 11 | 480 |
| 12 | 768 |
| 13 | 960 |
| 14 | 1920 |
| 15 | 3840 |
| 16 | 5760 |
| 17 | 7680 |
| 18 | 11520 |
| 19 | 19440 |
| 20 | 23040 |
| 21 | 26880 |
| 22 | 46080 |
| 23 | 53760 |
| 24 | 80640 |
| 25 | 107520 |
| 26 | 161280 |
| 27 | 215040 |
| 28 | 322560 |
| 29 | 612360 |
| 30 | 645120 |
| 31 | 967680 |
| 32 | 1224720 |
| 33 | 1290240 |
| 34 | 1935360 |
| 35 | 2580480 |
| 36 | 3870720 |
| 37 | 5160960 |
| 38 | 6451200 |
| 39 | 7096320 |