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 | 2 |
| 2 | 7 |
| 3 | 71 |
| 4 | 661 |
| 5 | 733 |
| 6 | 2371 |
| 7 | 3529 |
| 8 | 13499 |
| 9 | 46549 |
| 10 | 98101 |
| 11 | 163517 |
| 12 | 197933 |
| 13 | 1924217 |
| 14 | 3322441 |
| 15 | 5370731 |