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 | 24 |
| 2 | 700 |
| 3 | 29184 |
| 4 | 1398500 |
| 5 | 71582944 |
| 6 | 3817765120 |
| 7 | 209430787824 |
| 8 | 11728124734500 |
| 9 | 667199944873344 |
| 10 | 38430716856090160 |
| 11 | 2235968978631715024 |
| 12 | 131176846748291651840 |
| 13 | 7749524484709164817824 |
| 14 | 460543169377106318541400 |
| 15 | 27509778650786228522002432 |