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 | 81 |
| 2 | 162 |
| 3 | 324 |
| 4 | 625 |
| 5 | 648 |
| 6 | 1250 |
| 7 | 1296 |
| 8 | 2401 |
| 9 | 2500 |
| 10 | 2592 |
| 11 | 4802 |
| 12 | 5000 |
| 13 | 5184 |
| 14 | 9604 |
| 15 | 10000 |
| 16 | 10368 |
| 17 | 14641 |
| 18 | 19208 |
| 19 | 20000 |
| 20 | 20736 |
| 21 | 28561 |
| 22 | 29282 |
| 23 | 38416 |
| 24 | 40000 |
| 25 | 41472 |
| 26 | 57122 |
| 27 | 58564 |
| 28 | 76832 |
| 29 | 80000 |
| 30 | 82944 |
| 31 | 83521 |
| 32 | 114244 |
| 33 | 117128 |
| 34 | 130321 |
| 35 | 153664 |
| 36 | 160000 |
| 37 | 165888 |
| 38 | 167042 |
| 39 | 228488 |
| 40 | 234256 |
| 41 | 260642 |
| 42 | 279841 |