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 | 4 |
| 4 | 1 |
| 5 | 6 |
| 6 | 10 |
| 7 | 8 |
| 8 | 1 |
| 9 | 37 |
| 10 | 26 |
| 11 | 12 |
| 12 | 82 |
| 13 | 14 |
| 14 | 50 |
| 15 | 384 |
| 16 | 1 |
| 17 | 18 |
| 18 | 811 |
| 19 | 20 |
| 20 | 626 |
| 21 | 2552 |
| 22 | 122 |
| 23 | 24 |
| 24 | 6562 |
| 25 | 3151 |
| 26 | 170 |
| 27 | 20440 |
| 28 | 2402 |
| 29 | 30 |
| 30 | 74900 |
| 31 | 32 |
| 32 | 1 |
| 33 | 178512 |
| 34 | 290 |
| 35 | 94968 |
| 36 | 538003 |
| 37 | 38 |
| 38 | 362 |
| 39 | 1596560 |
| 40 | 390626 |
| 41 | 42 |
| 42 | 4901060 |
| 43 | 44 |
| 44 | 14642 |
| 45 | 16364502 |
| 46 | 530 |
| 47 | 48 |
| 48 | 43046722 |
| 49 | 823593 |
| 50 | 9766251 |