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 | 1 |
| 1 | 2 |
| 2 | 14 |
| 3 | 55 |
| 4 | 33 |
| 5 | 11 |
| 6 | 35489 |
| 7 | 46849 |
| 8 | 50754 |
| 9 | 51819 |
| 10 | 52174 |
| 11 | 260515 |
| 12 | 1719612 |
| 13 | 573204 |
| 14 | 21104200 |
| 15 | 37362253 |
| 16 | 42781604 |
| 17 | 122925461 |
| 18 | 534483448 |