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 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 4 |
| 6 | 10 |
| 7 | 19 |
| 8 | 51 |
| 9 | 112 |
| 10 | 300 |
| 11 | 746 |
| 12 | 2042 |
| 13 | 5450 |
| 14 | 15197 |
| 15 | 42192 |
| 16 | 119561 |
| 17 | 339594 |