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 | 23 |
| 2 | 35 |
| 3 | 39 |
| 4 | 63 |
| 5 | 116 |
| 6 | 296 |
| 7 | 848 |
| 8 | 9536 |
| 9 | 35456 |
| 10 | 2118656 |
| 11 | 537214976 |
| 12 | 2148171776 |
| 13 | 137444458496 |