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 | 1 |
| 1 | 1 |
| 2 | 8 |
| 3 | 27 |
| 4 | 864 |
| 5 | 500 |
| 6 | 43200 |
| 7 | 1157625 |
| 8 | 42875 |
| 9 | 571536 |
| 10 | 8001504000 |
| 11 | 61631955 |
| 12 | 10650001824000 |
| 13 | 8526987612000 |
| 14 | 13865513485824 |
| 15 | 91398648466125 |
| 16 | 83564478597600 |
| 17 | 4927753743913000 |
| 18 | 4421332282230864000 |
| 19 | 98559233902419862572 |
| 20 | 340556687709473664000 |