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 | 15 |
| 2 | 39 |
| 3 | 65 |
| 4 | 195 |
| 5 | 481 |
| 6 | 561 |
| 7 | 781 |
| 8 | 793 |
| 9 | 841 |
| 10 | 985 |
| 11 | 1105 |
| 12 | 1111 |
| 13 | 1541 |
| 14 | 1891 |
| 15 | 2257 |
| 16 | 2465 |
| 17 | 2561 |
| 18 | 2665 |
| 19 | 2743 |
| 20 | 3277 |
| 21 | 5185 |
| 22 | 5713 |
| 23 | 6501 |
| 24 | 6533 |
| 25 | 6541 |
| 26 | 7107 |
| 27 | 7171 |
| 28 | 7449 |
| 29 | 7543 |
| 30 | 7585 |
| 31 | 8321 |
| 32 | 9073 |
| 33 | 10585 |
| 34 | 12403 |
| 35 | 12505 |
| 36 | 12545 |
| 37 | 12805 |
| 38 | 12871 |
| 39 | 13429 |
| 40 | 14111 |
| 41 | 14689 |
| 42 | 15067 |
| 43 | 15457 |