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 | 13 |
| 2 | 83 |
| 3 | 373 |
| 4 | 653 |
| 5 | 1543 |
| 6 | 2393 |
| 7 | 3271 |
| 8 | 4519 |
| 9 | 4723 |
| 10 | 5381 |
| 11 | 6701 |
| 12 | 7591 |
| 13 | 8069 |
| 14 | 8219 |
| 15 | 9439 |
| 16 | 10453 |
| 17 | 11719 |
| 18 | 19541 |
| 19 | 20269 |
| 20 | 20477 |
| 21 | 23599 |
| 22 | 24821 |
| 23 | 24953 |
| 24 | 32939 |
| 25 | 35323 |
| 26 | 38219 |
| 27 | 39631 |
| 28 | 41539 |
| 29 | 45319 |
| 30 | 51031 |
| 31 | 53549 |
| 32 | 55721 |
| 33 | 56179 |
| 34 | 56383 |
| 35 | 56599 |
| 36 | 56909 |
| 37 | 65419 |
| 38 | 69389 |
| 39 | 73331 |
| 40 | 74441 |
| 41 | 75997 |
| 42 | 81299 |
| 43 | 87589 |
| 44 | 89459 |
| 45 | 90199 |
| 46 | 93581 |
| 47 | 96661 |
| 48 | 97847 |
| 49 | 98017 |
| 50 | 107741 |
| 51 | 108827 |
| 52 | 109849 |