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 | 2 |
| 3 | 6 |
| 4 | 6 |
| 5 | 3 |
| 6 | 9 |
| 7 | 45 |
| 8 | 1152 |
| 9 | 189 |
| 10 | 189 |
| 11 | 99 |
| 12 | 594 |
| 13 | 594 |
| 14 | 198 |
| 15 | 99 |
| 16 | 198 |
| 17 | 99 |
| 18 | 594 |
| 19 | 99 |
| 20 | 378378 |
| 21 | 45045 |
| 22 | 99 |
| 23 | 396 |
| 24 | 30294 |
| 25 | 2279277 |
| 26 | 14256 |
| 27 | 3267 |
| 28 | 1089 |
| 29 | 6336 |
| 30 | 9702 |
| 31 | 20196 |
| 32 | 6534 |
| 33 | 396 |
| 34 | 11088 |
| 35 | 20117097 |
| 36 | 99 |
| 37 | 99 |
| 38 | 6318675 |
| 39 | 594 |
| 40 | 21978 |
| 41 | 1089 |
| 42 | 297 |
| 43 | 2178 |
| 44 | 594 |
| 45 | 1683 |
| 46 | 1485 |