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) |
|---|---|
| 0 | 2 |
| 1 | 3 |
| 2 | 8 |
| 3 | 17 |
| 4 | 3070 |
| 5 | 20143 |
| 6 | 46660 |
| 7 | 187759 |
| 8 | 1339550 |
| 9 | 2692614 |
| 10 | 81281233 |
| 11 | 61760615 |
| 12 | 98845851 |