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) |
|---|---|
| 2 | 3 |
| 3 | 13 |
| 4 | 5 |
| 5 | 3121 |
| 6 | 5209 |
| 7 | 2801 |
| 8 | 76695841 |
| 9 | 811 |
| 10 | 66600049 |
| 11 | 29156193474041220857161146715104735751776055777 |
| 12 | 388177921 |