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 | 7 |
| 3 | 12 |
| 4 | 15 |
| 5 | 37 |
| 6 | 73 |
| 7 | 31 |
| 8 | 103 |
| 9 | 146 |
| 10 | 319 |
| 11 | 731 |
| 12 | 63 |
| 13 | 271 |
| 14 | 505 |
| 15 | 1191 |
| 16 | 1833 |
| 17 | 4618 |