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) |
|---|---|
| 6 | 0 |
| 7 | 1 |
| 8 | 3 |
| 9 | 7 |
| 10 | 19 |
| 11 | 39 |
| 12 | 74 |
| 13 | 134 |
| 14 | 227 |
| 15 | 365 |
| 16 | 568 |
| 17 | 854 |
| 18 | 1247 |
| 19 | 1777 |
| 20 | 2479 |
| 21 | 3392 |
| 22 | 4562 |
| 23 | 6043 |
| 24 | 7898 |
| 25 | 10194 |
| 26 | 13010 |
| 27 | 16428 |
| 28 | 20547 |
| 29 | 25474 |
| 30 | 31330 |
| 31 | 38248 |
| 32 | 46370 |
| 33 | 55846 |
| 34 | 66843 |
| 35 | 79544 |
| 36 | 94161 |
| 37 | 110917 |
| 38 | 130044 |
| 39 | 151782 |
| 40 | 176391 |
| 41 | 204159 |
| 42 | 235410 |
| 43 | 270487 |
| 44 | 309744 |
| 45 | 353539 |
| 46 | 402255 |