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) |
|---|---|
| 5 | 3 |
| 6 | 2 |
| 7 | 9 |
| 8 | 8 |
| 9 | 36 |
| 10 | 45 |
| 11 | 153 |
| 12 | 235 |
| 13 | 658 |
| 14 | 1095 |
| 15 | 2760 |
| 16 | 4994 |
| 17 | 11757 |
| 18 | 22415 |
| 19 | 50587 |
| 20 | 99631 |
| 21 | 218605 |
| 22 | 439382 |
| 23 | 947346 |
| 24 | 1929565 |
| 25 | 4113065 |
| 26 | 8450088 |
| 27 | 17879748 |
| 28 | 36937722 |
| 29 | 77783590 |