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 | 17 |
| 2 | 19 |
| 3 | 73 |
| 4 | 139 |
| 5 | 907 |
| 6 | 1907 |
| 7 | 2029 |
| 8 | 4801 |
| 9 | 5153 |
| 10 | 10867 |
| 11 | 20161 |
| 12 | 293831 |
| 13 | 1868983 |