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 | 5 |
| 3 | 67 |
| 4 | 395407 |
| 5 | 703903 |
| 6 | 753583 |
| 7 | 874373 |
| 8 | 1280417 |
| 9 | 1386977 |
| 10 | 2920543 |
| 11 | 3459487 |
| 12 | 3697927 |
| 13 | 3905527 |
| 14 | 4384543 |
| 15 | 4524427 |
| 16 | 5630503 |
| 17 | 6289343 |
| 18 | 6379517 |
| 19 | 7882873 |
| 20 | 8599993 |
| 21 | 8805653 |