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 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 4 |
| 7 | 2 |
| 8 | 6 |
| 9 | 4 |
| 10 | 10 |
| 11 | 4 |
| 12 | 24 |
| 13 | 8 |
| 14 | 24 |
| 15 | 22 |
| 16 | 42 |
| 17 | 20 |
| 18 | 96 |
| 19 | 30 |
| 20 | 168 |
| 21 | 100 |
| 22 | 208 |
| 23 | 94 |
| 24 | 656 |
| 25 | 215 |
| 26 | 700 |
| 27 | 464 |
| 28 | 1552 |
| 29 | 596 |
| 30 | 4384 |
| 31 | 1096 |
| 32 | 4182 |
| 33 | 3384 |
| 34 | 8230 |
| 35 | 5572 |
| 36 | 23392 |
| 37 | 7316 |
| 38 | 29144 |
| 39 | 22212 |
| 40 | 68064 |
| 41 | 26272 |
| 42 | 177600 |
| 43 | 49940 |
| 44 | 216288 |
| 45 | 175712 |
| 46 | 381304 |
| 47 | 182362 |
| 48 | 1061472 |
| 49 | 399476 |