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 | 2200933376 |
| 2 | 3724751871 |
| 3 | 4982377472 |
| 4 | 5055007743 |
| 5 | 5828903936 |
| 6 | 6506195967 |
| 7 | 9771369471 |
| 8 | 12238318592 |
| 9 | 13810439168 |
| 10 | 15213325311 |
| 11 | 15503492096 |
| 12 | 15624424448 |
| 13 | 17027310591 |
| 14 | 20703583232 |
| 15 | 22590198783 |
| 16 | 23194860543 |
| 17 | 27596727296 |
| 18 | 28274019327 |
| 19 | 30136306688 |
| 20 | 30450801663 |