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) |
|---|---|
| 0 | 390625 |
| 1 | 4294967296 |
| 2 | 282429536481 |
| 3 | 4347792138496 |
| 4 | 33232930569601 |
| 5 | 167961600000000 |
| 6 | 645753531245761 |
| 7 | 2044140858654976 |
| 8 | 5595818096650401 |
| 9 | 13685690504052736 |
| 10 | 30590228625390625 |
| 11 | 63527879748485376 |
| 12 | 124097929967680321 |
| 13 | 230193853492166656 |
| 14 | 408485828788939521 |