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 | 0 |
| 2 | 2 |
| 3 | 3 |
| 4 | 8 |
| 5 | 13 |
| 6 | 19 |
| 7 | 124 |
| 8 | 199 |
| 9 | 288 |
| 10 | 359 |
| 11 | 692 |
| 12 | 3610 |
| 13 | 5316 |
| 14 | 5372 |
| 15 | 7442 |
| 16 | 8251 |
| 17 | 14288 |
| 18 | 16883 |
| 19 | 17131 |