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) |
|---|---|
| 0 | 9 |
| 1 | 729 |
| 2 | 59049 |
| 3 | 4782969 |
| 4 | 387420489 |
| 5 | 31381059609 |
| 6 | 2541865828329 |
| 7 | 205891132094649 |
| 8 | 16677181699666569 |
| 9 | 1350851717672992089 |
| 10 | 109418989131512359209 |
| 11 | 8862938119652501095929 |
| 12 | 717897987691852588770249 |
| 13 | 58149737003040059690390169 |
| 14 | 4710128697246244834921603689 |