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 | 128 |
| 3 | 1578 |
| 4 | 21111 |
| 5 | 280642 |
| 6 | 3742524 |
| 7 | 49914496 |
| 8 | 665759775 |
| 9 | 8880043786 |
| 10 | 118444355690 |
| 11 | 1579842808694 |
| 12 | 21072374550353 |
| 13 | 281069094117722 |
| 14 | 3748976470182616 |
| 15 | 50004873889561202 |
| 16 | 666978689750754527 |