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 | 14 |
| 2 | 196 |
| 3 | 826 |
| 4 | 3641 |
| 5 | 12169 |
| 6 | 41893 |
| 7 | 154228 |
| 8 | 558557 |
| 9 | 1985288 |
| 10 | 7118528 |
| 11 | 25615229 |
| 12 | 91904787 |
| 13 | 329521585 |
| 14 | 1182693282 |
| 15 | 4244878879 |
| 16 | 15231126240 |
| 17 | 54653169406 |
| 18 | 196125671283 |
| 19 | 703788796565 |
| 20 | 2525467220941 |
| 21 | 9062451338100 |
| 22 | 32520070058673 |