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 | 9 |
| 2 | 16 |
| 3 | 9 |
| 4 | 25 |
| 5 | 288 |
| 6 | 49 |
| 7 | 972 |
| 8 | 121 |
| 9 | 41472 |
| 10 | 169 |
| 11 | 101250 |
| 12 | 289 |
| 13 | 1119744 |
| 14 | 361 |
| 15 | 320000 |
| 16 | 388962 |
| 17 | 529 |
| 18 | 1062882 |
| 19 | 1229312 |
| 20 | 841 |
| 21 | 3888000000 |
| 22 | 961 |
| 23 | 2371842 |
| 24 | 3001250 |
| 25 | 11609505792 |
| 26 | 1369 |
| 27 | 4626882 |
| 28 | 327680000 |
| 29 | 1681 |
| 30 | 29274835968 |
| 31 | 1849 |
| 32 | 7496192 |
| 33 | 44286750000 |
| 34 | 2209 |