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 | 36 |
| 2 | 1728 |
| 3 | 3888 |
| 4 | 108 |
| 5 | 2700 |
| 6 | 15552 |
| 7 | 21168 |
| 8 | 576 |
| 9 | 972 |
| 10 | 14400 |
| 11 | 52272 |
| 12 | 3888 |
| 13 | 18252 |
| 14 | 84672 |
| 15 | 97200 |
| 16 | 27 |
| 17 | 10404 |
| 18 | 15552 |
| 19 | 51984 |
| 20 | 2700 |
| 21 | 47628 |
| 22 | 209088 |
| 23 | 228528 |
| 24 | 15552 |
| 25 | 2700 |
| 26 | 97344 |
| 27 | 144 |
| 28 | 7056 |
| 29 | 90828 |
| 30 | 388800 |
| 31 | 415152 |
| 32 | 1728 |
| 33 | 117612 |
| 34 | 499392 |
| 35 | 176400 |
| 36 | 972 |
| 37 | 49284 |
| 38 | 623808 |
| 39 | 657072 |
| 40 | 43200 |
| 41 | 181548 |