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 | 6561 |
| 1 | 100000000 |
| 2 | 6975757441 |
| 3 | 110075314176 |
| 4 | 852891037441 |
| 5 | 4347792138496 |
| 6 | 16815125390625 |
| 7 | 53459728531456 |
| 8 | 146830437604321 |
| 9 | 360040606269696 |
| 10 | 806460091894081 |
| 11 | 1677721600000000 |
| 12 | 3282116715437121 |
| 13 | 6095689385410816 |