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 | 366784 |
| 3 | 14877 |
| 4 | 531136 |
| 5 | 29287878125 |
| 6 | 13631616 |
| 7 | 18916327 |
| 8 | 1245376 |
| 9 | 118971 |
| 10 | 1 |
| 11 | 24871 |
| 12 | 1942272 |
| 13 | 377414623 |
| 14 | 361123756 |
| 15 | 221285675921484375 |
| 16 | 453559756 |
| 17 | 16185473 |
| 18 | 4136832 |
| 19 | 113758939 |
| 20 | 366784 |
| 21 | 164961711 |
| 22 | 3179798512 |
| 23 | 131147731 |
| 24 | 1841716224 |
| 25 | 283439365914625 |
| 26 | 118754727776 |