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 | 11 |
| 2 | 29 |
| 3 | 2 |
| 4 | 5 |
| 5 | 41 |
| 6 | 251 |
| 7 | 43 |
| 8 | 145577 |
| 9 | 51941 |
| 10 | 4372877 |
| 11 | 26901631 |
| 12 | 366636187 |
| 13 | 15387286403 |
| 14 | 218761753811 |
| 15 | 3313980408469 |