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 | 3091 |
| 2 | 8129 |
| 3 | 8131 |
| 4 | 9983 |
| 5 | 9985 |
| 6 | 55559 |
| 7 | 92603 |
| 8 | 99443 |
| 9 | 99445 |
| 10 | 112709 |
| 11 | 132077 |
| 12 | 132079 |
| 13 | 182749 |
| 14 | 190937 |
| 15 | 190939 |
| 16 | 209479 |
| 17 | 237449 |
| 18 | 237451 |
| 19 | 239089 |
| 20 | 249689 |
| 21 | 296779 |
| 22 | 300449 |
| 23 | 313411 |
| 24 | 401429 |
| 25 | 401431 |
| 26 | 441677 |
| 27 | 441679 |
| 28 | 452639 |
| 29 | 452641 |
| 30 | 547157 |
| 31 | 604487 |
| 32 | 604489 |