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 | 5 |
| 3 | 41 |
| 4 | 59 |
| 5 | 839 |
| 6 | 857 |
| 7 | 1811 |
| 8 | 1931 |
| 9 | 3011 |
| 10 | 3221 |
| 11 | 3407 |
| 12 | 3671 |
| 13 | 8387 |
| 14 | 8543 |
| 15 | 8627 |
| 16 | 9719 |
| 17 | 9743 |
| 18 | 9803 |
| 19 | 10781 |
| 20 | 11549 |
| 21 | 12647 |
| 22 | 13469 |
| 23 | 13487 |
| 24 | 13499 |
| 25 | 13613 |
| 26 | 13931 |
| 27 | 14087 |
| 28 | 17477 |
| 29 | 17573 |
| 30 | 17837 |
| 31 | 18089 |
| 32 | 18269 |
| 33 | 19319 |
| 34 | 19403 |
| 35 | 19661 |
| 36 | 19991 |
| 37 | 27191 |
| 38 | 27947 |
| 39 | 31223 |
| 40 | 33311 |
| 41 | 34313 |