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 | 8 |
| 3 | 10 |
| 4 | 45 |
| 5 | 297 |
| 6 | 2322 |
| 7 | 2728 |
| 8 | 4445 |
| 9 | 4544 |
| 10 | 4949 |
| 11 | 5049 |
| 12 | 5455 |
| 13 | 5554 |
| 14 | 7172 |
| 15 | 27100 |
| 16 | 44443 |
| 17 | 55556 |
| 18 | 60434 |
| 19 | 77778 |
| 20 | 143857 |
| 21 | 208494 |
| 22 | 226071 |
| 23 | 279720 |
| 24 | 313390 |
| 25 | 324675 |
| 26 | 329967 |
| 27 | 346060 |
| 28 | 368928 |
| 29 | 395604 |
| 30 | 422577 |
| 31 | 427868 |
| 32 | 461539 |
| 33 | 472823 |
| 34 | 478115 |
| 35 | 488214 |
| 36 | 494208 |
| 37 | 495208 |
| 38 | 499500 |
| 39 | 500500 |
| 40 | 517076 |
| 41 | 533170 |
| 42 | 543752 |
| 43 | 559846 |
| 44 | 565137 |
| 45 | 598807 |