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 | 16 |
| 3 | 243 |
| 4 | 1792 |
| 5 | 56125 |
| 6 | 92016 |
| 7 | 5260591 |
| 8 | 28475392 |
| 9 | 290387673 |
| 10 | 445906000 |
| 11 | 59350089931 |
| 12 | 64786127616 |
| 13 | 11861260199893 |
| 14 | 4143106927792 |
| 15 | 3092227583175 |
| 16 | 22046047952896 |
| 17 | 6652851946041649 |
| 18 | 12011298089015952 |
| 19 | 4425675600220359715 |