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 | 2 |
| 5 | 2 |
| 6 | 4 |
| 7 | 4 |
| 8 | 12 |
| 9 | 24 |
| 10 | 48 |
| 11 | 48 |
| 12 | 192 |
| 13 | 192 |
| 14 | 384 |
| 15 | 768 |
| 16 | 3840 |
| 17 | 3840 |
| 18 | 15360 |
| 19 | 15360 |
| 20 | 61440 |
| 21 | 122880 |
| 22 | 245760 |
| 23 | 245760 |
| 24 | 1720320 |
| 25 | 3440640 |
| 26 | 6881280 |
| 27 | 20643840 |
| 28 | 82575360 |
| 29 | 82575360 |
| 30 | 412876800 |
| 31 | 412876800 |
| 32 | 2890137600 |
| 33 | 5780275200 |
| 34 | 11560550400 |
| 35 | 23121100800 |
| 36 | 208089907200 |