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 | 6 |
| 2 | 9 |
| 3 | 14 |
| 4 | 21 |
| 5 | 69 |
| 6 | 86 |
| 7 | 201 |
| 8 | 329 |
| 9 | 446 |
| 10 | 489 |
| 11 | 581 |
| 12 | 681 |
| 13 | 734 |
| 14 | 789 |
| 15 | 905 |
| 16 | 1094 |
| 17 | 1769 |
| 18 | 1941 |
| 19 | 2606 |
| 20 | 2921 |
| 21 | 3254 |
| 22 | 3369 |
| 23 | 3849 |
| 24 | 3974 |
| 25 | 4101 |
| 26 | 4629 |
| 27 | 4766 |
| 28 | 6729 |
| 29 | 7061 |
| 30 | 7401 |
| 31 | 8105 |
| 32 | 8654 |
| 33 | 9609 |
| 34 | 9806 |
| 35 | 10409 |
| 36 | 10821 |
| 37 | 11669 |
| 38 | 12326 |
| 39 | 13929 |
| 40 | 17429 |
| 41 | 17961 |
| 42 | 19049 |
| 43 | 20741 |
| 44 | 23109 |
| 45 | 23721 |
| 46 | 24341 |
| 47 | 27561 |
| 48 | 30281 |
| 49 | 31334 |
| 50 | 32405 |