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) |
|---|---|
| 1 | 1 |
| 2 | 25 |
| 3 | 2187 |
| 4 | 703125 |
| 5 | 93096125 |
| 6 | 10229709861 |
| 7 | 197584409639 |
| 8 | 32044275110699 |
| 9 | 164029657560618375 |