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 | 89 |
| 2 | 63419 |
| 3 | 127139 |
| 4 | 405269 |
| 5 | 810809 |
| 6 | 1069199 |
| 7 | 1178609 |
| 8 | 1333889 |
| 9 | 1598699 |
| 10 | 1806089 |
| 11 | 1958249 |
| 12 | 2606069 |
| 13 | 2848949 |
| 14 | 3241289 |
| 15 | 3339989 |
| 16 | 3784199 |
| 17 | 3962039 |
| 18 | 4088879 |
| 19 | 4444829 |
| 20 | 4664249 |
| 21 | 4894889 |
| 22 | 4897709 |
| 23 | 5132999 |
| 24 | 5215499 |
| 25 | 5238179 |
| 26 | 6026309 |
| 27 | 6059519 |
| 28 | 6088529 |
| 29 | 6490769 |
| 30 | 6676259 |