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) |
|---|---|
| 5 | 0 |
| 6 | 3 |
| 7 | 8 |
| 8 | 16 |
| 9 | 29 |
| 10 | 50 |
| 11 | 84 |
| 12 | 139 |
| 13 | 228 |
| 14 | 372 |
| 15 | 605 |
| 16 | 982 |
| 17 | 1592 |
| 18 | 2579 |
| 19 | 4176 |
| 20 | 6760 |
| 21 | 10941 |
| 22 | 17706 |
| 23 | 28652 |
| 24 | 46363 |
| 25 | 75020 |
| 26 | 121388 |
| 27 | 196413 |
| 28 | 317806 |
| 29 | 514224 |
| 30 | 832035 |
| 31 | 1346264 |
| 32 | 2178304 |
| 33 | 3524573 |
| 34 | 5702882 |
| 35 | 9227460 |
| 36 | 14930347 |
| 37 | 24157812 |
| 38 | 39088164 |
| 39 | 63245981 |
| 40 | 102334150 |