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 | 1 |
| 3 | 2 |
| 4 | 1 |
| 5 | 2 |
| 6 | 4 |
| 7 | 10 |
| 8 | 1 |
| 9 | 6 |
| 10 | 10 |
| 11 | 4 |
| 12 | 24 |
| 13 | 6 |
| 14 | 298 |
| 15 | 1096 |
| 16 | 1 |
| 17 | 260 |
| 18 | 526 |
| 19 | 28 |
| 20 | 1098 |
| 21 | 16660 |
| 22 | 1540 |
| 23 | 2050 |
| 24 | 2744 |
| 25 | 658 |
| 26 | 10246 |
| 27 | 4870 |
| 28 | 599338 |
| 29 | 566 |
| 30 | 8948416 |
| 31 | 34636834 |
| 32 | 1 |
| 33 | 4198408 |
| 34 | 8421892 |
| 35 | 4195604 |
| 36 | 17043806 |
| 37 | 21256 |
| 38 | 3538972 |
| 39 | 67158052 |
| 40 | 35791946 |
| 41 | 26214476 |
| 42 | 8726292328 |
| 43 | 805355524 |
| 44 | 806094340 |
| 45 | 4296053112 |
| 46 | 4297066498 |
| 47 | 8388610 |
| 48 | 89479864 |