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 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 1 |
| 8 | 1 |
| 9 | 1 |
| 10 | 2 |
| 11 | 2 |
| 12 | 3 |
| 13 | 6 |
| 14 | 25 |
| 15 | 66 |
| 16 | 134 |
| 17 | 266 |
| 18 | 505 |
| 19 | 952 |
| 20 | 1850 |
| 21 | 3515 |
| 22 | 6643 |
| 23 | 12920 |
| 24 | 26893 |
| 25 | 55786 |
| 26 | 114992 |
| 27 | 234719 |
| 28 | 473299 |
| 29 | 946406 |
| 30 | 1884728 |
| 31 | 3754316 |
| 32 | 7467998 |
| 33 | 14845968 |
| 34 | 29628007 |
| 35 | 59231668 |
| 36 | 118528637 |