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 | 27 |
| 1 | 1728 |
| 2 | 9261 |
| 3 | 27000 |
| 4 | 59319 |
| 5 | 110592 |
| 6 | 185193 |
| 7 | 287496 |
| 8 | 421875 |
| 9 | 592704 |
| 10 | 804357 |
| 11 | 1061208 |
| 12 | 1367631 |
| 13 | 1728000 |
| 14 | 2146689 |
| 15 | 2628072 |
| 16 | 3176523 |
| 17 | 3796416 |
| 18 | 4492125 |
| 19 | 5268024 |
| 20 | 6128487 |
| 21 | 7077888 |
| 22 | 8120601 |
| 23 | 9261000 |
| 24 | 10503459 |
| 25 | 11852352 |
| 26 | 13312053 |
| 27 | 14886936 |
| 28 | 16581375 |
| 29 | 18399744 |
| 30 | 20346417 |