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 | 2 |
| 5 | 3 |
| 6 | 4 |
| 7 | 6 |
| 8 | 9 |
| 9 | 13 |
| 10 | 20 |
| 11 | 30 |
| 12 | 44 |
| 13 | 66 |
| 14 | 99 |
| 15 | 147 |
| 16 | 220 |
| 17 | 329 |
| 18 | 490 |
| 19 | 732 |
| 20 | 1095 |
| 21 | 1634 |
| 22 | 2440 |
| 23 | 3646 |
| 24 | 5444 |
| 25 | 8130 |
| 26 | 12146 |
| 27 | 18139 |
| 28 | 27089 |
| 29 | 40463 |
| 30 | 60434 |
| 31 | 90258 |
| 32 | 134811 |
| 33 | 201349 |
| 34 | 300721 |
| 35 | 449153 |
| 36 | 670844 |
| 37 | 1001939 |
| 38 | 1496467 |
| 39 | 2235080 |
| 40 | 3338227 |
| 41 | 4985868 |
| 42 | 7446739 |
| 43 | 11122179 |