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 | 219 |
| 2 | 12776 |
| 3 | 642953 |
| 4 | 29830782 |
| 5 | 1307781737 |
| 6 | 54981059192 |
| 7 | 2243416408567 |
| 8 | 89423476817120 |
| 9 | 3499282820109344 |
| 10 | 134839582934045576 |
| 11 | 5128001888138908757 |
| 12 | 192784866403516517599 |
| 13 | 7173689814037090539114 |
| 14 | 264492224043213953480771 |