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 | 33820044 |
| 1 | 28133728 |
| 2 | 18569808 |
| 3 | 10127744 |
| 4 | 5015108 |
| 5 | 2289760 |
| 6 | 1036368 |
| 7 | 435040 |
| 8 | 184104 |
| 9 | 73056 |
| 10 | 28064 |
| 11 | 10336 |
| 12 | 3760 |
| 13 | 1088 |
| 14 | 352 |
| 15 | 96 |
| 16 | 16 |
| 17 | 0 |
| 18 | 0 |
| 19 | 0 |
| 20 | 0 |
| 21 | 0 |
| 22 | 0 |
| 23 | 0 |
| 24 | 0 |
| 25 | 0 |
| 26 | 0 |
| 27 | 0 |
| 28 | 0 |
| 29 | 0 |
| 30 | 0 |
| 31 | 0 |