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 | 4 |
| 2 | 10 |
| 3 | 32 |
| 4 | 60 |
| 5 | 88 |
| 6 | 688 |
| 7 | 2544 |
| 8 | 3424 |
| 9 | 12200 |
| 10 | 62848 |
| 11 | 777984 |
| 12 | 1037824 |
| 13 | 16734208 |
| 14 | 67022848 |
| 15 | 8625555968 |
| 16 | 51537444864 |
| 17 | 1099500617728 |