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 | 66347 |
| 2 | 15643 |
| 3 | 81647 |
| 4 | 279397 |
| 5 | 1961623 |
| 6 | 3701627 |
| 7 | 5644601 |
| 8 | 2505187 |
| 9 | 8016551 |
| 10 | 4695947 |
| 11 | 9335519 |
| 12 | 6819443 |
| 13 | 12830327 |
| 14 | 35259463 |
| 15 | 35278489 |
| 16 | 56759723 |
| 17 | 39944393 |
| 18 | 86442623 |
| 19 | 186387137 |
| 20 | 95860493 |
| 21 | 118647143 |
| 22 | 170943137 |
| 23 | 118651139 |
| 24 | 509399153 |
| 25 | 241399309 |
| 26 | 381448853 |
| 27 | 877324879 |