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 | 10077696 |
| 1 | 20661046784 |
| 2 | 1207269217792 |
| 3 | 19683000000000 |
| 4 | 165216101262848 |
| 5 | 922190162669056 |
| 6 | 3904305912313344 |
| 7 | 13537086546263552 |
| 8 | 40353607000000000 |
| 9 | 106868920913284608 |
| 10 | 257327417311663616 |
| 11 | 572994802228616704 |
| 12 | 1195092568622310912 |
| 13 | 2357947691000000000 |
| 14 | 4435453859151328768 |