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) |
|---|---|
| 2 | 6 |
| 3 | 117 |
| 4 | 5632 |
| 5 | 515625 |
| 6 | 77262336 |
| 7 | 17230990189 |
| 8 | 5360119185408 |
| 9 | 2219048868131217 |
| 10 | 1180000000000000000 |
| 11 | 783948341202404638821 |
| 12 | 636404158746280870281216 |
| 13 | 619884903445287035295372217 |
| 14 | 713552333492738487958741450752 |