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 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 9 |
| 5 | 17 |
| 6 | 30 |
| 7 | 52 |
| 8 | 90 |
| 9 | 154 |
| 10 | 262 |
| 11 | 446 |
| 12 | 758 |
| 13 | 1285 |
| 14 | 2176 |
| 15 | 3683 |
| 16 | 6230 |
| 17 | 10533 |
| 18 | 17803 |
| 19 | 30085 |
| 20 | 50831 |
| 21 | 85873 |
| 22 | 145063 |
| 23 | 245037 |
| 24 | 413891 |
| 25 | 699082 |
| 26 | 1180761 |
| 27 | 1994293 |
| 28 | 3368302 |
| 29 | 5688920 |
| 30 | 9608292 |
| 31 | 16227841 |
| 32 | 27407792 |
| 33 | 46289925 |
| 34 | 78180465 |
| 35 | 132041227 |