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 | 0 |
| 2 | 16 |
| 3 | 54 |
| 4 | 512 |
| 5 | 1000 |
| 6 | 3888 |
| 7 | 6174 |
| 8 | 16384 |
| 9 | 23328 |
| 10 | 50000 |
| 11 | 66550 |
| 12 | 124416 |
| 13 | 158184 |
| 14 | 268912 |
| 15 | 330750 |
| 16 | 524288 |
| 17 | 628864 |
| 18 | 944784 |
| 19 | 1111158 |
| 20 | 1600000 |
| 21 | 1852200 |
| 22 | 2576816 |
| 23 | 2944414 |
| 24 | 3981312 |
| 25 | 4500000 |
| 26 | 5940688 |
| 27 | 6652854 |
| 28 | 8605184 |
| 29 | 9560488 |
| 30 | 12150000 |
| 31 | 13405950 |
| 32 | 16777216 |
| 33 | 18399744 |