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) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 1 |
| 5 | 8 |
| 6 | 4 |
| 7 | 1 |
| 8 | 24 |
| 9 | 42 |
| 10 | 8 |
| 11 | 1 |
| 12 | 64 |
| 13 | 276 |
| 14 | 184 |
| 15 | 16 |
| 16 | 1 |
| 17 | 162 |
| 18 | 1458 |
| 19 | 2298 |
| 20 | 732 |
| 21 | 32 |
| 22 | 1 |
| 23 | 400 |
| 24 | 6844 |
| 25 | 21232 |
| 26 | 16000 |
| 27 | 2752 |
| 28 | 64 |
| 29 | 1 |
| 30 | 976 |
| 31 | 29952 |
| 32 | 164680 |
| 33 | 240350 |
| 34 | 99756 |
| 35 | 9992 |
| 36 | 128 |
| 37 | 1 |
| 38 | 2368 |
| 39 | 125468 |
| 40 | 1142952 |
| 41 | 2882300 |
| 42 | 2320008 |
| 43 | 578420 |
| 44 | 35488 |
| 45 | 256 |