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 | 3 |
| 1 | 37 |
| 2 | 333667 |
| 3 | 757 |
| 4 | 163 |
| 5 | 411361786890737698932559 |
| 6 | 313471 |
| 7 | 2558791 |
| 8 | 618846643 |
| 9 | 2238862519 |
| 10 | 396319276163359 |
| 11 | 34720813 |