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 | 14 |
| 2 | 196 |
| 3 | 1176 |
| 4 | 7056 |
| 5 | 28224 |
| 6 | 112896 |
| 7 | 352800 |
| 8 | 1102500 |
| 9 | 2910600 |
| 10 | 7683984 |
| 11 | 17929296 |
| 12 | 41835024 |
| 13 | 88792704 |
| 14 | 188457984 |
| 15 | 371026656 |
| 16 | 730458729 |
| 17 | 1352701350 |
| 18 | 2505002500 |
| 19 | 4408804400 |
| 20 | 7759495744 |
| 21 | 13082125056 |
| 22 | 22055814144 |
| 23 | 35840697984 |
| 24 | 58241134224 |