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 | 2 |
| 2 | 29 |
| 3 | 191 |
| 4 | 1087 |
| 5 | 19979 |
| 6 | 34337 |
| 7 | 34129 |
| 8 | 54829 |
| 9 | 1665437 |
| 10 | 1428571363 |
| 11 | 5882352691 |
| 12 | 333333333299 |
| 13 | 1550560001 |
| 14 | 13384757 |
| 15 | 6121296037 |