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 | 108 |
| 2 | 32676 |
| 3 | 8196796 |
| 4 | 1960824272 |
| 5 | 459796683544 |
| 6 | 106682611433736 |
| 7 | 24584277764975388 |
| 8 | 5638735096577721148 |
| 9 | 1289001492923309570328 |
| 10 | 293932444114275034112864 |