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 | 8 |
| 2 | 64 |
| 3 | 4096 |
| 4 | 17576 |
| 5 | 405224 |
| 6 | 1191016 |
| 7 | 1906624 |
| 8 | 6229504 |
| 9 | 6859000 |
| 10 | 11239424 |
| 11 | 21952000 |
| 12 | 68921000 |
| 13 | 103823000 |
| 14 | 122023936 |
| 15 | 254840104 |
| 16 | 267089984 |
| 17 | 445943744 |
| 18 | 449455096 |
| 19 | 681472000 |
| 20 | 719323136 |
| 21 | 1427628376 |
| 22 | 1710777536 |
| 23 | 2887553024 |