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 | 9 |
| 3 | 1 |
| 4 | 81 |
| 5 | 27 |
| 6 | 1 |
| 7 | 729 |
| 8 | 567 |
| 9 | 54 |
| 10 | 1 |
| 11 | 6561 |
| 12 | 10935 |
| 13 | 2025 |
| 14 | 90 |
| 15 | 1 |
| 16 | 59049 |
| 17 | 203391 |
| 18 | 65610 |
| 19 | 5265 |
| 20 | 135 |
| 21 | 1 |
| 22 | 531441 |
| 23 | 3720087 |
| 24 | 1974861 |
| 25 | 255150 |
| 26 | 11340 |
| 27 | 189 |
| 28 | 1 |
| 29 | 4782969 |
| 30 | 67493007 |
| 31 | 57041334 |
| 32 | 11160261 |
| 33 | 765450 |
| 34 | 21546 |
| 35 | 252 |
| 36 | 1 |