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 | 2 |
| 4 | 4 |
| 5 | 3 |
| 6 | 8 |
| 7 | 4 |
| 8 | 14 |
| 9 | 9 |
| 10 | 20 |
| 11 | 8 |
| 12 | 74 |
| 13 | 14 |
| 14 | 56 |
| 15 | 44 |
| 16 | 278 |
| 17 | 36 |
| 18 | 376 |
| 19 | 60 |
| 20 | 1132 |
| 21 | 240 |
| 22 | 816 |
| 23 | 188 |
| 24 | 15394 |
| 25 | 464 |
| 26 | 4104 |
| 27 | 1434 |
| 28 | 25784 |
| 29 | 1182 |
| 30 | 45184 |
| 31 | 2192 |
| 32 | 659232 |
| 33 | 6768 |
| 34 | 131660 |
| 35 | 11144 |
| 36 | 1959040 |
| 37 | 14602 |
| 38 | 814216 |
| 39 | 48462 |
| 40 | 13055904 |
| 41 | 52488 |
| 42 | 9461984 |
| 43 | 99880 |
| 44 | 39134544 |
| 45 | 399126 |
| 46 | 34333800 |
| 47 | 364724 |