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 | 12 |
| 2 | 22 |
| 3 | 132 |
| 4 | 34543 |
| 5 | 612415 |
| 6 | 27236725 |
| 7 | 27236752 |
| 8 | 311162281 |
| 9 | 311163138 |
| 10 | 327361548 |
| 11 | 9237866583 |
| 12 | 17499331217 |
| 13 | 17499551725 |
| 14 | 36475999489 |
| 15 | 36475999498 |