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) |
|---|---|
| 2 | 207702 |
| 3 | 1102816 |
| 4 | 546645 |
| 5 | 34028500 |
| 6 | 1487484 |
| 7 | 10652864 |
| 8 | 17438409 |
| 9 | 55257336 |
| 10 | 12338379 |
| 11 | 39957792 |
| 12 | 81828216 |
| 13 | 235790724 |
| 14 | 120261375 |
| 15 | 75954970 |
| 16 | 166571505 |
| 17 | 733418352 |
| 18 | 276835725 |
| 19 | 784438752 |
| 20 | 169796925 |
| 21 | 433366956 |
| 22 | 1390393356 |
| 23 | 2502432704 |
| 24 | 984536776 |
| 25 | 5008282776 |
| 26 | 2289422850 |