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 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 5 |
| 6 | 11 |
| 7 | 16 |
| 8 | 30 |
| 9 | 46 |
| 10 | 106 |
| 11 | 155 |
| 12 | 264 |
| 13 | 452 |
| 14 | 1046 |
| 15 | 1531 |
| 16 | 2610 |
| 17 | 4441 |
| 18 | 10351 |
| 19 | 15122 |
| 20 | 25503 |
| 21 | 43625 |
| 22 | 102431 |
| 23 | 146356 |
| 24 | 252120 |
| 25 | 431506 |
| 26 | 1013626 |
| 27 | 1445435 |
| 28 | 2462364 |
| 29 | 4241132 |
| 30 | 10033526 |
| 31 | 14304661 |
| 32 | 24341520 |