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 | 1 |
| 1 | 2 |
| 2 | 7 |
| 3 | 64 |
| 4 | 1729 |
| 5 | 140050 |
| 6 | 34032151 |
| 7 | 24809438080 |
| 8 | 54258241080961 |
| 9 | 355988319732185122 |
| 10 | 7006918097288599756327 |
| 11 | 413751506726794527011353024 |
| 12 | 73294838162131470076480154142529 |