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 | 2941176470 |
| 2 | 1470 |
| 3 | 7352941176470 |
| 4 | 3676470 |
| 5 | 18382352941176470 |
| 6 | 9191176470 |
| 7 | 4595 |
| 8 | 22977941176470 |
| 9 | 11488970 |
| 10 | 57444852941176470 |
| 11 | 28722426470 |
| 12 | 143612132352941176470 |
| 13 | 71806066176470 |
| 14 | 359030330882352941176470 |