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 | 47 |
| 2 | 53 |
| 3 | 521 |
| 4 | 6037 |
| 5 | 3347 |
| 6 | 4931 |
| 7 | 105667 |
| 8 | 1131259 |
| 9 | 4739509 |
| 10 | 175166071 |
| 11 | 3834885547 |