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 | 5 |
| 4 | 8 |
| 5 | 18 |
| 6 | 29 |
| 7 | 57 |
| 8 | 96 |
| 9 | 183 |
| 10 | 318 |
| 11 | 604 |
| 12 | 1080 |
| 13 | 2047 |
| 14 | 3762 |
| 15 | 7145 |
| 16 | 13354 |
| 17 | 25471 |
| 18 | 48164 |
| 19 | 92193 |
| 20 | 175780 |
| 21 | 337581 |
| 22 | 647313 |
| 23 | 1246849 |
| 24 | 2400828 |
| 25 | 4636375 |
| 26 | 8956045 |
| 27 | 17334785 |
| 28 | 33570800 |
| 29 | 65108045 |
| 30 | 126355319 |
| 31 | 245492226 |
| 32 | 477284164 |
| 33 | 928772631 |
| 34 | 1808538336 |