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 | 1 |
| 1 | 27 |
| 2 | 729 |
| 3 | 19683 |
| 4 | 531441 |
| 5 | 14348907 |
| 6 | 387420489 |
| 7 | 10460353203 |
| 8 | 282429536481 |
| 9 | 7625597484987 |
| 10 | 205891132094649 |
| 11 | 5559060566555523 |
| 12 | 150094635296999121 |
| 13 | 4052555153018976267 |
| 14 | 109418989131512359209 |
| 15 | 2954312706550833698643 |
| 16 | 79766443076872509863361 |
| 17 | 2153693963075557766310747 |