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 | 120 |
| 2 | 14400 |
| 3 | 881519 |
| 4 | 32806574 |
| 5 | 882833522 |
| 6 | 19879000458 |
| 7 | 424124440444 |
| 8 | 9276284077351 |
| 9 | 212972822153405 |
| 10 | 5078434646430668 |
| 11 | 123731812099601647 |
| 12 | 3047111408129189213 |
| 13 | 75453561534676485695 |
| 14 | 1874665689163421824860 |