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 | 0 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 2 |
| 8 | 3 |
| 9 | 4 |
| 10 | 6 |
| 11 | 8 |
| 12 | 11 |
| 13 | 16 |
| 14 | 23 |
| 15 | 32 |
| 16 | 46 |
| 17 | 66 |
| 18 | 94 |
| 19 | 136 |
| 20 | 195 |
| 21 | 282 |
| 22 | 408 |
| 23 | 592 |
| 24 | 856 |
| 25 | 1248 |
| 26 | 1814 |
| 27 | 2646 |
| 28 | 3858 |
| 29 | 5644 |
| 30 | 8246 |
| 31 | 12088 |
| 32 | 17706 |
| 33 | 25992 |
| 34 | 38155 |
| 35 | 56102 |
| 36 | 82490 |
| 37 | 121474 |
| 38 | 178902 |
| 39 | 263776 |
| 40 | 389033 |
| 41 | 574304 |
| 42 | 848069 |
| 43 | 1253344 |
| 44 | 1852926 |
| 45 | 2741164 |