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 | 6 |
| 2 | 12 |
| 3 | 60 |
| 4 | 60 |
| 5 | 210 |
| 6 | 168 |
| 7 | 504 |
| 8 | 360 |
| 9 | 990 |
| 10 | 660 |
| 11 | 1716 |
| 12 | 1092 |
| 13 | 2730 |
| 14 | 1680 |
| 15 | 4080 |
| 16 | 2448 |
| 17 | 5814 |
| 18 | 3420 |
| 19 | 7980 |
| 20 | 4620 |
| 21 | 10626 |
| 22 | 6072 |
| 23 | 13800 |
| 24 | 7800 |
| 25 | 17550 |
| 26 | 9828 |
| 27 | 21924 |
| 28 | 12180 |
| 29 | 26970 |
| 30 | 14880 |
| 31 | 32736 |
| 32 | 17952 |
| 33 | 39270 |
| 34 | 21420 |
| 35 | 46620 |
| 36 | 25308 |
| 37 | 54834 |
| 38 | 29640 |
| 39 | 63960 |
| 40 | 34440 |
| 41 | 74046 |
| 42 | 39732 |
| 43 | 85140 |