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 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 3 |
| 8 | 5 |
| 9 | 8 |
| 10 | 14 |
| 11 | 22 |
| 12 | 36 |
| 13 | 58 |
| 14 | 94 |
| 15 | 152 |
| 16 | 247 |
| 17 | 399 |
| 18 | 646 |
| 19 | 1045 |
| 20 | 1691 |
| 21 | 2736 |
| 22 | 4428 |
| 23 | 7164 |
| 24 | 11592 |
| 25 | 18756 |
| 26 | 30348 |
| 27 | 49104 |
| 28 | 79453 |
| 29 | 128557 |
| 30 | 208010 |
| 31 | 336567 |
| 32 | 544577 |
| 33 | 881144 |
| 34 | 1425722 |
| 35 | 2306866 |
| 36 | 3732588 |
| 37 | 6039454 |
| 38 | 9772042 |
| 39 | 15811496 |
| 40 | 25583539 |
| 41 | 41395035 |
| 42 | 66978574 |