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 | 3210 |
| 3 | 3498 |
| 4 | 3882 |
| 5 | 6453804 |
| 6 | 7873684 |
| 7 | 7943640 |
| 8 | 8028120 |
| 9 | 8099880 |
| 10 | 9112230 |
| 11 | 9561990 |
| 12 | 10079430 |
| 13 | 182626920 |
| 14 | 192651480 |
| 15 | 196192920 |
| 16 | 199939320 |
| 17 | 200271960 |
| 18 | 201632760 |
| 19 | 203289240 |
| 20 | 206367480 |
| 21 | 206645880 |
| 22 | 207815160 |
| 23 | 208955160 |
| 24 | 210368760 |
| 25 | 210406680 |
| 26 | 210717720 |
| 27 | 211645560 |