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 | 17 |
| 3 | 19 |
| 4 | 23 |
| 5 | 29 |
| 6 | 83 |
| 7 | 149 |
| 8 | 173 |
| 9 | 227 |
| 10 | 389 |
| 11 | 1109 |
| 12 | 4001 |
| 13 | 35753 |
| 14 | 36551 |
| 15 | 363119 |
| 16 | 702193 |