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 | 13527684 |
| 3 | 34857216 |
| 4 | 65318724 |
| 5 | 73256481 |
| 6 | 81432576 |
| 7 | 139854276 |
| 8 | 152843769 |
| 9 | 157326849 |
| 10 | 215384976 |
| 11 | 245893761 |
| 12 | 254817369 |
| 13 | 326597184 |
| 14 | 361874529 |
| 15 | 375468129 |
| 16 | 382945761 |
| 17 | 385297641 |
| 18 | 412739856 |
| 19 | 523814769 |
| 20 | 529874361 |
| 21 | 537219684 |
| 22 | 549386721 |
| 23 | 587432169 |
| 24 | 589324176 |
| 25 | 597362481 |
| 26 | 615387249 |
| 27 | 627953481 |
| 28 | 653927184 |