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 | 384 |
| 2 | 3472 |
| 3 | 28160 |
| 4 | 239424 |
| 5 | 1992320 |
| 6 | 16748160 |
| 7 | 140090240 |
| 8 | 1174759296 |
| 9 | 9838208512 |
| 10 | 82449830016 |
| 11 | 690711971456 |
| 12 | 5787565930752 |
| 13 | 48489078457728 |
| 14 | 406275347589248 |
| 15 | 3403932556101120 |
| 16 | 28520064001053824 |
| 17 | 238954333647573120 |