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 | 1 |
| 2 | 32000 |
| 3 | 6243584 |
| 4 | 14047232 |
| 5 | 99588352 |
| 6 | 233644288 |
| 7 | 313611008 |
| 8 | 575511296 |
| 9 | 796706816 |
| 10 | 2017433344 |
| 11 | 2303721472 |
| 12 | 2337108224 |
| 13 | 3238230272 |
| 14 | 3673320192 |
| 15 | 5441006848 |
| 16 | 7700539136 |
| 17 | 7925540864 |
| 18 | 9526953125 |
| 19 | 13936624384 |
| 20 | 16755411712 |
| 21 | 19238770688 |
| 22 | 34763966464 |
| 23 | 52577024000 |
| 24 | 57254027008 |
| 25 | 60130588928 |
| 26 | 67423928576 |
| 27 | 87057508352 |