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 | 37 |
| 2 | 397 |
| 3 | 1853 |
| 4 | 15503 |
| 5 | 48776 |
| 6 | 198683 |
| 7 | 200882 |
| 8 | 1061361 |
| 9 | 3542805 |
| 10 | 3564217 |
| 11 | 3868867 |
| 12 | 3962197 |
| 13 | 4438616 |
| 14 | 19844683 |
| 15 | 198444683 |
| 16 | 202195682 |
| 17 | 309520655 |
| 18 | 431092646 |
| 19 | 439419646 |
| 20 | 500729929 |
| 21 | 535973599 |
| 22 | 3566790217 |
| 23 | 3963436297 |
| 24 | 4149753226 |
| 25 | 17296101143 |
| 26 | 39560402197 |