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 | 8 |
| 1 | 41 |
| 2 | 398 |
| 3 | 4460 |
| 4 | 53720 |
| 5 | 677744 |
| 6 | 8836832 |
| 7 | 118109888 |
| 8 | 1609484672 |
| 9 | 22276767488 |
| 10 | 312305704448 |
| 11 | 4425515174912 |
| 12 | 63285369657344 |
| 13 | 912105965121536 |
| 14 | 13235652537933824 |
| 15 | 193215065765888000 |
| 16 | 2835518953336438784 |