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 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 4 |
| 6 | 7 |
| 7 | 11 |
| 8 | 18 |
| 9 | 33 |
| 10 | 63 |
| 11 | 117 |
| 12 | 211 |
| 13 | 383 |
| 14 | 713 |
| 15 | 1348 |
| 16 | 2547 |
| 17 | 4793 |
| 18 | 9039 |
| 19 | 17165 |
| 20 | 32785 |
| 21 | 62761 |
| 22 | 120243 |
| 23 | 230768 |
| 24 | 444119 |
| 25 | 857015 |
| 26 | 1656931 |
| 27 | 3207990 |
| 28 | 6219994 |
| 29 | 12079544 |
| 30 | 23496417 |
| 31 | 45767352 |
| 32 | 89256038 |
| 33 | 174269488 |
| 34 | 340646238 |
| 35 | 666604642 |