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 | 0 |
| 1 | 1 |
| 2 | 282475249 |
| 3 | 3486784401 |
| 4 | 41426511213649 |
| 5 | 59049 |
| 6 | 60466176 |
| 7 | 79792266297612001 |
| 8 | 819628286980801 |
| 9 | 9765625 |
| 10 | 1024 |
| 11 | 1125899906842624 |
| 12 | 12157665459056928801 |
| 13 | 137858491849 |
| 14 | 141167095653376 |
| 15 | 1531578985264449 |
| 16 | 16679880978201 |