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) |
|---|---|
| 9 | 1 |
| 10 | 2 |
| 11 | 4 |
| 12 | 8 |
| 13 | 14 |
| 14 | 24 |
| 15 | 40 |
| 16 | 56 |
| 17 | 84 |
| 18 | 122 |
| 19 | 168 |
| 20 | 232 |
| 21 | 312 |
| 22 | 408 |
| 23 | 528 |
| 24 | 672 |
| 25 | 865 |
| 26 | 1078 |
| 27 | 1336 |
| 28 | 1648 |
| 29 | 2002 |
| 30 | 2424 |
| 31 | 2912 |
| 32 | 3472 |
| 33 | 4116 |
| 34 | 4872 |
| 35 | 5744 |
| 36 | 6648 |
| 37 | 7752 |
| 38 | 8976 |
| 39 | 10304 |
| 40 | 11872 |
| 41 | 13566 |
| 42 | 15424 |
| 43 | 17556 |
| 44 | 19896 |
| 45 | 22414 |
| 46 | 25256 |
| 47 | 28336 |
| 48 | 31584 |
| 49 | 35462 |
| 50 | 39482 |
| 51 | 43728 |
| 52 | 48664 |