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 | 3 |
| 2 | 8 |
| 3 | 15 |
| 4 | 44 |
| 5 | 50 |
| 6 | 117 |
| 7 | 186 |
| 8 | 356 |
| 9 | 561 |
| 10 | 969 |
| 11 | 1761 |
| 12 | 3508 |
| 13 | 5789 |
| 14 | 10347 |
| 15 | 19023 |
| 16 | 35580 |
| 17 | 62388 |
| 18 | 111255 |
| 19 | 205653 |
| 20 | 376496 |
| 21 | 674085 |
| 22 | 1201809 |
| 23 | 2211462 |
| 24 | 4056220 |
| 25 | 7287672 |
| 26 | 13027698 |
| 27 | 24005627 |
| 28 | 43800562 |
| 29 | 79033269 |
| 30 | 141583272 |
| 31 | 260061408 |
| 32 | 473603594 |
| 33 | 855436899 |
| 34 | 1532383878 |
| 35 | 2813222766 |