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 | 6 |
| 3 | 22 |
| 4 | 94 |
| 5 | 622 |
| 6 | 910 |
| 7 | 1058 |
| 8 | 1306 |
| 9 | 4430 |
| 10 | 18914 |
| 11 | 23654 |
| 12 | 35630 |
| 13 | 52846 |
| 14 | 63498 |
| 15 | 85630 |