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 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 2 |
| 5 | 3 |
| 6 | 4 |
| 7 | 6 |
| 8 | 10 |
| 9 | 15 |
| 10 | 22 |
| 11 | 33 |
| 12 | 52 |
| 13 | 74 |
| 14 | 113 |
| 15 | 168 |
| 16 | 255 |
| 17 | 377 |
| 18 | 567 |
| 19 | 850 |
| 20 | 1280 |
| 21 | 1916 |
| 22 | 2878 |
| 23 | 4324 |
| 24 | 6473 |
| 25 | 9720 |
| 26 | 14577 |
| 27 | 21862 |
| 28 | 32766 |
| 29 | 49150 |
| 30 | 73758 |
| 31 | 110640 |
| 32 | 165962 |
| 33 | 249013 |
| 34 | 373405 |
| 35 | 560201 |
| 36 | 840358 |
| 37 | 1260296 |
| 38 | 1890539 |
| 39 | 2835987 |
| 40 | 4253676 |
| 41 | 6380430 |
| 42 | 9570746 |