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 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 1 |
| 10 | 1 |
| 11 | 1 |
| 12 | 1 |
| 13 | 1 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | 10 |
| 18 | 335 |
| 19 | 4241 |
| 20 | 27915 |
| 21 | 117971 |
| 22 | 373845 |
| 23 | 1002089 |
| 24 | 2456082 |
| 25 | 5725439 |
| 26 | 12935530 |
| 27 | 28622833 |
| 28 | 62588817 |
| 29 | 139046970 |
| 30 | 353173119 |
| 31 | 1305216091 |
| 32 | 7035422989 |
| 33 | 41539474198 |
| 34 | 227550374938 |
| 35 | 1115122502718 |
| 36 | 4917988882292 |