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 | 1 |
| 2 | 6 |
| 3 | 34 |
| 4 | 16 |
| 5 | 320 |
| 6 | 36 |
| 7 | 56 |
| 8 | 5556 |
| 9 | 20196 |
| 10 | 32210 |
| 11 | 88 |
| 12 | 121428 |
| 13 | 388284 |
| 14 | 224 |
| 15 | 1489960 |
| 16 | 12800 |
| 17 | 251464 |
| 18 | 2304 |
| 19 | 36784 |
| 20 | 73062090 |
| 21 | 29787744 |
| 22 | 738959760 |
| 23 | 73600 |
| 24 | 884736 |