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 | 105 |
| 2 | 195 |
| 3 | 4785 |
| 4 | 22515 |
| 5 | 56865 |
| 6 | 228285 |
| 7 | 237315 |
| 8 | 484245 |
| 9 | 671853 |
| 10 | 1838145 |
| 11 | 1946955 |
| 12 | 3446895 |
| 13 | 4522695 |
| 14 | 12955245 |
| 15 | 37730865 |
| 16 | 52475055 |
| 17 | 53568885 |
| 18 | 87612975 |