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 | 1 |
| 1 | 1 |
| 2 | 4 |
| 3 | 27 |
| 4 | 256 |
| 5 | 3125 |
| 6 | 46656 |
| 7 | 823543 |
| 8 | 16777216 |
| 9 | 387420489 |
| 10 | 1 |
| 11 | 2 |
| 12 | 4097 |
| 13 | 1594324 |
| 14 | 268435457 |
| 15 | 30517578126 |
| 16 | 2821109907457 |
| 17 | 232630513987208 |
| 18 | 18014398509481985 |
| 19 | 1350851717672992090 |
| 20 | 1048576 |
| 21 | 2097153 |
| 22 | 8388608 |
| 23 | 94151567435 |
| 24 | 281474993487872 |
| 25 | 298023223910507557 |