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 | 2 |
| 3 | 1 |
| 4 | 6 |
| 5 | 4 |
| 6 | 14 |
| 7 | 1 |
| 8 | 14 |
| 9 | 12 |
| 10 | 62 |
| 11 | 8 |
| 12 | 126 |
| 13 | 28 |
| 14 | 30 |
| 15 | 1 |
| 16 | 30 |
| 17 | 28 |
| 18 | 1022 |
| 19 | 24 |
| 20 | 126 |
| 21 | 124 |
| 22 | 4094 |
| 23 | 16 |
| 24 | 2046 |
| 25 | 252 |
| 26 | 1022 |
| 27 | 56 |
| 28 | 32766 |
| 29 | 60 |
| 30 | 62 |
| 31 | 1 |
| 32 | 62 |
| 33 | 60 |
| 34 | 8190 |
| 35 | 56 |
| 36 | 174762 |
| 37 | 2044 |
| 38 | 8190 |
| 39 | 48 |
| 40 | 2046 |
| 41 | 252 |
| 42 | 254 |
| 43 | 248 |
| 44 | 8190 |
| 45 | 8188 |
| 46 | 16777214 |
| 47 | 32 |
| 48 | 4194302 |
| 49 | 4092 |
| 50 | 510 |
| 51 | 504 |
| 52 | 134217726 |
| 53 | 2044 |
| 54 | 2097150 |