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 | 1 |
| 2 | 3 |
| 3 | 4 |
| 4 | 11 |
| 5 | 6 |
| 6 | 41 |
| 7 | 8 |
| 8 | 89 |
| 9 | 100 |
| 10 | 182 |
| 11 | 12 |
| 12 | 1088 |
| 13 | 14 |
| 14 | 723 |
| 15 | 2592 |
| 16 | 3697 |
| 17 | 18 |
| 18 | 11804 |
| 19 | 20 |
| 20 | 29289 |
| 21 | 30382 |
| 22 | 13037 |
| 23 | 24 |
| 24 | 246912 |
| 25 | 78776 |
| 26 | 58554 |
| 27 | 374248 |
| 28 | 687929 |
| 29 | 30 |
| 30 | 2567895 |
| 31 | 32 |
| 32 | 3431585 |
| 33 | 4640462 |
| 34 | 1182284 |
| 35 | 6265548 |
| 36 | 37037563 |
| 37 | 38 |
| 38 | 5246529 |
| 39 | 55878240 |
| 40 | 128618380 |
| 41 | 42 |
| 42 | 266983306 |
| 43 | 44 |