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) |
|---|---|
| 0 | 0 |
| 1 | 14 |
| 2 | 17 |
| 3 | 87 |
| 4 | 104 |
| 5 | 510 |
| 6 | 609 |
| 7 | 2975 |
| 8 | 3552 |
| 9 | 17342 |
| 10 | 20705 |
| 11 | 101079 |
| 12 | 120680 |
| 13 | 589134 |
| 14 | 703377 |
| 15 | 3433727 |
| 16 | 4099584 |
| 17 | 20013230 |
| 18 | 23894129 |
| 19 | 116645655 |
| 20 | 139265192 |
| 21 | 679860702 |
| 22 | 811697025 |