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 | 3 |
| 3 | 501187 |
| 4 | 560029 |
| 5 | 2076881 |
| 6 | 2836003 |
| 7 | 2907011 |
| 8 | 8254787 |
| 9 | 8822347 |
| 10 | 10322189 |
| 11 | 11329181 |
| 12 | 11354641 |
| 13 | 12307693 |
| 14 | 14528069 |
| 15 | 15801601 |
| 16 | 17757427 |
| 17 | 19023091 |
| 18 | 24995669 |
| 19 | 25871971 |