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 | 0 |
| 1 | 1 |
| 2 | 48 |
| 3 | 486 |
| 4 | 2560 |
| 5 | 9375 |
| 6 | 27216 |
| 7 | 67228 |
| 8 | 147456 |
| 9 | 295245 |
| 10 | 550000 |
| 11 | 966306 |
| 12 | 1617408 |
| 13 | 2599051 |
| 14 | 4033680 |
| 15 | 6075000 |
| 16 | 8912896 |
| 17 | 12778713 |
| 18 | 17950896 |
| 19 | 24760990 |
| 20 | 33600000 |
| 21 | 44925111 |
| 22 | 59266768 |
| 23 | 77236116 |
| 24 | 99532800 |
| 25 | 126953125 |
| 26 | 160398576 |
| 27 | 200884698 |