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 | 729 |
| 2 | 64 |
| 3 | 199497 |
| 4 | 233280 |
| 5 | 90142852 |
| 6 | 314412672 |
| 7 | 47155766193 |
| 8 | 299509642048 |
| 9 | 26250020282379 |
| 10 | 243253214571840 |
| 11 | 15113287948805276 |
| 12 | 181270756016258688 |
| 13 | 8893813157150201001 |
| 14 | 128314897105215920064 |
| 15 | 5318043679617354503457 |