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 | 27 |
| 3 | 81 |
| 4 | 125 |
| 5 | 243 |
| 6 | 343 |
| 7 | 625 |
| 8 | 729 |
| 9 | 1331 |
| 10 | 2187 |
| 11 | 2197 |
| 12 | 2401 |
| 13 | 3125 |
| 14 | 3375 |
| 15 | 4913 |
| 16 | 6561 |
| 17 | 6859 |
| 18 | 9261 |
| 19 | 10125 |
| 20 | 12167 |
| 21 | 14641 |
| 22 | 15625 |
| 23 | 16807 |
| 24 | 16875 |
| 25 | 19683 |
| 26 | 24389 |
| 27 | 27783 |
| 28 | 28561 |
| 29 | 29791 |
| 30 | 30375 |
| 31 | 35937 |
| 32 | 42875 |
| 33 | 50625 |
| 34 | 50653 |
| 35 | 59049 |
| 36 | 59319 |
| 37 | 64827 |
| 38 | 68921 |
| 39 | 78125 |
| 40 | 79507 |
| 41 | 83349 |
| 42 | 83521 |
| 43 | 84375 |
| 44 | 91125 |