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 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 1 |
| 6 | 1 |
| 7 | 7 |
| 8 | 6 |
| 9 | 1 |
| 10 | 1 |
| 11 | 15 |
| 12 | 24 |
| 13 | 10 |
| 14 | 1 |
| 15 | 1 |
| 16 | 31 |
| 17 | 80 |
| 18 | 60 |
| 19 | 15 |
| 20 | 1 |
| 21 | 1 |
| 22 | 63 |
| 23 | 240 |
| 24 | 280 |
| 25 | 125 |
| 26 | 21 |
| 27 | 1 |
| 28 | 1 |
| 29 | 127 |
| 30 | 672 |
| 31 | 1120 |
| 32 | 770 |
| 33 | 231 |
| 34 | 28 |
| 35 | 1 |
| 36 | 1 |
| 37 | 255 |
| 38 | 1792 |
| 39 | 4032 |
| 40 | 3920 |
| 41 | 1806 |
| 42 | 392 |
| 43 | 36 |
| 44 | 1 |
| 45 | 1 |
| 46 | 511 |
| 47 | 4608 |
| 48 | 13440 |
| 49 | 17472 |
| 50 | 11340 |
| 51 | 3780 |
| 52 | 624 |
| 53 | 45 |
| 54 | 1 |