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 | 0 |
| 1 | 1728 |
| 2 | 13824 |
| 3 | 46656 |
| 4 | 110592 |
| 5 | 216000 |
| 6 | 373248 |
| 7 | 592704 |
| 8 | 884736 |
| 9 | 1259712 |
| 10 | 1728000 |
| 11 | 2299968 |
| 12 | 2985984 |
| 13 | 3796416 |
| 14 | 4741632 |
| 15 | 5832000 |
| 16 | 7077888 |
| 17 | 8489664 |
| 18 | 10077696 |
| 19 | 11852352 |
| 20 | 13824000 |
| 21 | 16003008 |
| 22 | 18399744 |
| 23 | 21024576 |
| 24 | 23887872 |
| 25 | 27000000 |
| 26 | 30371328 |
| 27 | 34012224 |