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 | 46 |
| 3 | 109 |
| 4 | 5234 |
| 5 | 8158 |
| 6 | 720114 |
| 7 | 28187351 |
| 8 | 110781386 |
| 9 | 154319269 |
| 10 | 384242766 |
| 11 | 390620082 |
| 12 | 3790689201 |
| 13 | 65589428378 |