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 | 13 |
| 2 | 37 |
| 3 | 79 |
| 4 | 739 |
| 5 | 769 |
| 6 | 32887 |
| 7 | 186889 |
| 8 | 3748879 |
| 9 | 92888699 |
| 10 | 3778889899 |
| 11 | 727777887889889 |