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 | 33 |
| 2 | 1089 |
| 3 | 16438 |
| 4 | 231400 |
| 5 | 2800798 |
| 6 | 32470385 |
| 7 | 359696109 |
| 8 | 3903047802 |
| 9 | 41642655120 |
| 10 | 440047202716 |
| 11 | 4617244898772 |
| 12 | 48229127405889 |
| 13 | 502163657044635 |
| 14 | 5217313950984361 |
| 15 | 54124162283409093 |
| 16 | 560894846117339319 |