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 | 2 |
| 3 | 4 |
| 4 | 7 |
| 5 | 13 |
| 6 | 23 |
| 7 | 40 |
| 8 | 70 |
| 9 | 121 |
| 10 | 210 |
| 11 | 364 |
| 12 | 631 |
| 13 | 1093 |
| 14 | 1894 |
| 15 | 3281 |
| 16 | 5683 |
| 17 | 9844 |
| 18 | 17050 |
| 19 | 29532 |
| 20 | 51151 |
| 21 | 88597 |
| 22 | 153455 |
| 23 | 265792 |
| 24 | 460366 |
| 25 | 797377 |
| 26 | 1381098 |
| 27 | 2392132 |
| 28 | 4143295 |
| 29 | 7176398 |
| 30 | 12429886 |
| 31 | 21529195 |
| 32 | 37289660 |
| 33 | 64587586 |
| 34 | 111868981 |
| 35 | 193762759 |