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 | 8 |
| 2 | 128 |
| 3 | 1985 |
| 4 | 30897 |
| 5 | 480960 |
| 6 | 7486369 |
| 7 | 116529645 |
| 8 | 1813851698 |
| 9 | 28233652317 |
| 10 | 439473157219 |
| 11 | 6840654335738 |
| 12 | 106478748377005 |
| 13 | 1657403414891639 |
| 14 | 25798444493138200 |
| 15 | 401567736789419233 |
| 16 | 6250634501358061189 |