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) |
|---|---|
| 1 | 8 |
| 2 | 48 |
| 3 | 348 |
| 4 | 2256 |
| 5 | 15040 |
| 6 | 96884 |
| 7 | 631638 |
| 8 | 4072228 |
| 9 | 26327538 |
| 10 | 169703920 |
| 11 | 1094685786 |
| 12 | 7052320656 |