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 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 6 |
| 5 | 11 |
| 6 | 20 |
| 7 | 36 |
| 8 | 64 |
| 9 | 113 |
| 10 | 198 |
| 11 | 345 |
| 12 | 598 |
| 13 | 1032 |
| 14 | 1774 |
| 15 | 3039 |
| 16 | 5190 |
| 17 | 8839 |
| 18 | 15016 |
| 19 | 25452 |
| 20 | 43052 |
| 21 | 72685 |
| 22 | 122502 |
| 23 | 206133 |
| 24 | 346346 |
| 25 | 581136 |
| 26 | 973850 |
| 27 | 1630011 |
| 28 | 2725254 |
| 29 | 4551683 |
| 30 | 7594748 |
| 31 | 12660660 |
| 32 | 21087448 |
| 33 | 35094377 |
| 34 | 58360134 |
| 35 | 96979089 |
| 36 | 161042110 |
| 37 | 267248664 |