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 | 1 |
| 6 | 10 |
| 7 | 56 |
| 8 | 240 |
| 9 | 854 |
| 10 | 2654 |
| 11 | 7412 |
| 12 | 18974 |
| 13 | 45173 |
| 14 | 101074 |
| 15 | 214361 |
| 16 | 433731 |
| 17 | 841921 |
| 18 | 1574765 |
| 19 | 2849215 |
| 20 | 5002411 |
| 21 | 8546675 |
| 22 | 14243335 |
| 23 | 23202995 |
| 24 | 37016099 |
| 25 | 57925111 |
| 26 | 89043169 |
| 27 | 134635403 |
| 28 | 200468817 |
| 29 | 294253144 |
| 30 | 426179565 |
| 31 | 609587498 |
| 32 | 861767228 |