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 | 3309 |
| 2 | 4659 |
| 3 | 5091 |
| 4 | 5433 |
| 5 | 7179 |
| 6 | 7431 |
| 7 | 7773 |
| 8 | 7863 |
| 9 | 8223 |
| 10 | 8367 |
| 11 | 8403 |
| 12 | 9501 |
| 13 | 9543 |
| 14 | 9573 |
| 15 | 9987 |
| 16 | 10029 |
| 17 | 10113 |
| 18 | 10371 |
| 19 | 10551 |
| 20 | 10821 |