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 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 5 |
| 6 | 8 |
| 7 | 13 |
| 8 | 18 |
| 9 | 27 |
| 10 | 41 |
| 11 | 62 |
| 12 | 90 |
| 13 | 134 |
| 14 | 198 |
| 15 | 293 |
| 16 | 423 |
| 17 | 619 |
| 18 | 908 |
| 19 | 1329 |
| 20 | 1938 |
| 21 | 2832 |
| 22 | 4142 |
| 23 | 6061 |
| 24 | 8824 |
| 25 | 12879 |
| 26 | 18794 |
| 27 | 27425 |
| 28 | 39977 |
| 29 | 58333 |
| 30 | 85109 |
| 31 | 124180 |
| 32 | 180994 |
| 33 | 263931 |
| 34 | 384933 |
| 35 | 561402 |
| 36 | 818617 |
| 37 | 1193841 |
| 38 | 1740980 |
| 39 | 2538896 |
| 40 | 3702022 |
| 41 | 5398458 |
| 42 | 7872351 |