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 | 248 |
| 2 | 27000 |
| 3 | 1763125 |
| 4 | 79143000 |
| 5 | 2642777280 |
| 6 | 69176971200 |
| 7 | 1473701482500 |
| 8 | 26284473168750 |
| 9 | 401283501480000 |
| 10 | 5338265882241600 |
| 11 | 62790857238950100 |
| 12 | 661062273763905000 |
| 13 | 6294003651511200000 |
| 14 | 54675736068345120000 |