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 | 3 |
| 2 | 5560 |
| 3 | 14350 |
| 4 | 76972 |
| 5 | 239123 |
| 6 | 2067170 |
| 7 | 19320438 |
| 8 | 748459491 |
| 9 | 1273027965 |
| 10 | 6925699528 |
| 11 | 7758433284 |
| 12 | 8408679517 |