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) |
|---|---|
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 4 |
| 7 | 1 |
| 8 | 7 |
| 9 | 17 |
| 10 | 11 |
| 11 | 1 |
| 12 | 72 |
| 13 | 1 |
| 14 | 29 |
| 15 | 305 |
| 16 | 329 |
| 17 | 1 |
| 18 | 1292 |
| 19 | 113 |
| 20 | 2255 |
| 21 | 5473 |
| 22 | 199 |
| 23 | 1 |
| 24 | 23184 |
| 25 | 15005 |
| 26 | 521 |
| 27 | 98209 |
| 28 | 105937 |
| 29 | 1 |
| 30 | 416020 |
| 31 | 2417 |
| 32 | 726103 |
| 33 | 1762289 |
| 34 | 3571 |
| 35 | 1845493 |
| 36 | 7465176 |
| 37 | 330929 |
| 38 | 1056437 |
| 39 | 31622993 |
| 40 | 34111385 |
| 41 | 59369 |
| 42 | 133957148 |
| 43 | 1 |
| 44 | 233802911 |
| 45 | 567451585 |