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 | 4 |
| 2 | 124 |
| 3 | 11476 |
| 4 | 59356 |
| 5 | 80476 |
| 6 | 91636 |
| 7 | 250876 |
| 8 | 261964 |
| 9 | 482516 |
| 10 | 1385836 |
| 11 | 1926676 |
| 12 | 2428084 |
| 13 | 2589796 |
| 14 | 3743476 |
| 15 | 4101796 |
| 16 | 6797764 |
| 17 | 9155476 |
| 18 | 10701076 |
| 19 | 10743436 |
| 20 | 11263396 |
| 21 | 13799836 |
| 22 | 13859956 |
| 23 | 15570556 |
| 24 | 20396476 |