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 | 15625 |
| 1 | 7529536 |
| 2 | 148035889 |
| 3 | 1073741824 |
| 4 | 4750104241 |
| 5 | 15625000000 |
| 6 | 42180533641 |
| 7 | 98867482624 |
| 8 | 208422380089 |
| 9 | 404567235136 |
| 10 | 735091890625 |
| 11 | 1265319018496 |
| 12 | 2081951752609 |
| 13 | 3297303959104 |
| 14 | 5053913144281 |