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 | 1089 |
| 2 | 9801 |
| 3 | 698896 |
| 4 | 10036224 |
| 5 | 42263001 |
| 6 | 637832238736 |
| 7 | 1021178969603881 |
| 8 | 1883069698711201 |
| 9 | 4099923883299904 |
| 10 | 6916103777337773016196 |