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 | 16 |
| 5 | 120 |
| 6 | 210 |
| 7 | 216 |
| 8 | 256 |
| 9 | 384 |
| 10 | 2880 |
| 11 | 6300 |
| 12 | 7200 |
| 13 | 15360 |
| 14 | 15552 |
| 15 | 26880 |
| 16 | 27648 |
| 17 | 32768 |
| 18 | 49152 |
| 19 | 73728 |
| 20 | 83160 |
| 21 | 120120 |
| 22 | 189000 |
| 23 | 510510 |
| 24 | 921600 |
| 25 | 1399680 |
| 26 | 1966080 |
| 27 | 2365440 |
| 28 | 2822400 |
| 29 | 2985984 |
| 30 | 3440640 |
| 31 | 4194304 |
| 32 | 4860000 |
| 33 | 5670000 |
| 34 | 6291456 |
| 35 | 6912000 |
| 36 | 9437184 |