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 | 1 |
| 3 | 9 |
| 4 | 1 |
| 5 | 27 |
| 6 | 343 |
| 7 | 1 |
| 8 | 81 |
| 9 | 2401 |
| 10 | 50625 |
| 11 | 1 |
| 12 | 243 |
| 13 | 16807 |
| 14 | 759375 |
| 15 | 28629151 |
| 16 | 1 |
| 17 | 729 |
| 18 | 117649 |
| 19 | 11390625 |
| 20 | 887503681 |
| 21 | 62523502209 |
| 22 | 1 |
| 23 | 2187 |
| 24 | 823543 |
| 25 | 170859375 |
| 26 | 27512614111 |
| 27 | 3938980639167 |
| 28 | 532875860165503 |
| 29 | 1 |
| 30 | 6561 |
| 31 | 5764801 |
| 32 | 2562890625 |
| 33 | 852891037441 |
| 34 | 248155780267521 |
| 35 | 67675234241018881 |
| 36 | 17878103347812890625 |