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 | 11 |
| 3 | 13 |
| 4 | 17 |
| 5 | 29 |
| 6 | 227 |
| 7 | 283 |
| 8 | 491 |
| 9 | 647 |
| 10 | 739 |
| 11 | 953 |
| 12 | 1151 |
| 13 | 1471 |
| 14 | 1511 |
| 15 | 1879 |
| 16 | 1889 |
| 17 | 2129 |
| 18 | 2251 |
| 19 | 2297 |
| 20 | 2593 |
| 21 | 2633 |
| 22 | 3347 |
| 23 | 3539 |
| 24 | 3559 |
| 25 | 3643 |
| 26 | 3877 |
| 27 | 3919 |
| 28 | 4231 |
| 29 | 4327 |
| 30 | 4547 |
| 31 | 4673 |
| 32 | 4801 |
| 33 | 4999 |
| 34 | 5051 |
| 35 | 6451 |
| 36 | 6653 |
| 37 | 6737 |
| 38 | 6779 |
| 39 | 6983 |
| 40 | 7741 |
| 41 | 7937 |
| 42 | 8179 |
| 43 | 8219 |
| 44 | 8231 |
| 45 | 8389 |