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 | 2 |
| 2 | 1 |
| 3 | 0 |
| 4 | 8 |
| 5 | 12 |
| 6 | 53 |
| 7 | 137 |
| 8 | 286 |
| 9 | 185 |
| 10 | 378 |
| 11 | 466 |
| 12 | 1037 |
| 13 | 1518 |
| 14 | 1033 |
| 15 | 2022 |
| 16 | 637 |
| 17 | 532 |
| 18 | 794 |
| 19 | 2011 |
| 20 | 3551 |
| 21 | 1169 |
| 22 | 1660 |
| 23 | 2574 |
| 24 | 3561 |
| 25 | 6597 |
| 26 | 5152 |
| 27 | 7829 |
| 28 | 4816 |
| 29 | 10356 |
| 30 | 9041 |
| 31 | 382 |
| 32 | 7206 |
| 33 | 16578 |
| 34 | 17932 |
| 35 | 19073 |
| 36 | 12383 |
| 37 | 20725 |
| 38 | 11248 |
| 39 | 21377 |
| 40 | 16609 |
| 41 | 21660 |
| 42 | 21178 |
| 43 | 20820 |
| 44 | 4826 |
| 45 | 37234 |