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 | 1 |
| 2 | 64 |
| 3 | 524 |
| 4 | 534 |
| 5 | 58725 |
| 6 | 907538 |
| 7 | 6264385 |
| 8 | 9438088 |
| 9 | 9596598 |
| 10 | 27895162 |
| 11 | 422984004 |
| 12 | 548911025 |
| 13 | 8804661048 |
| 14 | 49640253574 |
| 15 | 63899981216 |
| 16 | 95138721219 |
| 17 | 97895906839 |
| 18 | 469449672154 |