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) |
|---|---|
| 7 | 1 |
| 8 | 14 |
| 9 | 100 |
| 10 | 511 |
| 11 | 2116 |
| 12 | 7501 |
| 13 | 23527 |
| 14 | 66834 |
| 15 | 174953 |
| 16 | 427486 |
| 17 | 984654 |
| 18 | 2154809 |
| 19 | 4508722 |
| 20 | 9067082 |
| 21 | 17600002 |
| 22 | 33094234 |
| 23 | 60466665 |
| 24 | 107632267 |
| 25 | 187074805 |
| 26 | 318119850 |
| 27 | 530176267 |
| 28 | 867294295 |
| 29 | 1394495598 |
| 30 | 2206460931 |
| 31 | 3439326144 |