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 | 6 |
| 3 | 1 |
| 4 | 36 |
| 5 | 30 |
| 6 | 1 |
| 7 | 216 |
| 8 | 756 |
| 9 | 90 |
| 10 | 1 |
| 11 | 1296 |
| 12 | 18360 |
| 13 | 6156 |
| 14 | 210 |
| 15 | 1 |
| 16 | 7776 |
| 17 | 441936 |
| 18 | 387720 |
| 19 | 31356 |
| 20 | 420 |
| 21 | 1 |
| 22 | 46656 |
| 23 | 10614240 |
| 24 | 23705136 |
| 25 | 4150440 |
| 26 | 119556 |
| 27 | 756 |
| 28 | 1 |
| 29 | 279936 |
| 30 | 254788416 |
| 31 | 1432922400 |
| 32 | 521757936 |
| 33 | 29257200 |
| 34 | 373572 |
| 35 | 1260 |
| 36 | 1 |
| 37 | 1679616 |