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 | 217728 |
| 2 | 1278720 |
| 3 | 2983680 |
| 4 | 5621760 |
| 5 | 14008320 |
| 6 | 298721280 |
| 7 | 955367424 |
| 8 | 1874780160 |
| 9 | 4874428416 |
| 10 | 1957928934528 |