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 | 3 |
| 2 | 15 |
| 3 | 23 |
| 4 | 53 |
| 5 | 79 |
| 6 | 1767 |
| 7 | 2325 |
| 8 | 2553 |
| 9 | 8355 |
| 10 | 12707 |
| 11 | 13377 |
| 12 | 17265 |
| 13 | 30165 |
| 14 | 45807 |
| 15 | 65773 |
| 16 | 98981 |