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 | 2 |
| 2 | 33 |
| 3 | 461 |
| 4 | 4966 |
| 5 | 54451 |
| 6 | 583087 |
| 7 | 6429219 |
| 8 | 67482623 |
| 9 | 705171522 |
| 10 | 7318852851 |
| 11 | 76279602631 |