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 | 207 |
| 2 | 307 |
| 3 | 852135 |
| 4 | 2767769 |
| 5 | 5190544 |
| 6 | 1641843 |
| 7 | 105077952 |
| 8 | 30032270 |
| 9 | 548147655 |
| 10 | 1651035656 |
| 11 | 1878790553 |
| 12 | 4101044247 |
| 13 | 13027681441 |