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 | 2 |
| 2 | 43 |
| 3 | 537 |
| 4 | 5866 |
| 5 | 61466 |
| 6 | 630509 |
| 7 | 6410996 |
| 8 | 64836667 |
| 9 | 653704646 |
| 10 | 6578501544 |
| 11 | 66115091613 |
| 12 | 663868597795 |
| 13 | 6661437722643 |
| 14 | 66808391053328 |
| 15 | 669760217536267 |
| 16 | 6712237657325964 |
| 17 | 67251395887426191 |