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 | 36 |
| 2 | 120 |
| 3 | 276 |
| 4 | 300 |
| 5 | 2556 |
| 6 | 3240 |
| 7 | 5460 |
| 8 | 8256 |
| 9 | 12720 |
| 10 | 23436 |
| 11 | 26796 |
| 12 | 34980 |
| 13 | 41616 |
| 14 | 46056 |
| 15 | 56616 |
| 16 | 59340 |
| 17 | 103740 |
| 18 | 122760 |
| 19 | 139656 |
| 20 | 147696 |
| 21 | 157080 |
| 22 | 185136 |
| 23 | 195000 |
| 24 | 231540 |
| 25 | 277140 |
| 26 | 333336 |
| 27 | 353220 |
| 28 | 386760 |
| 29 | 401856 |
| 30 | 516636 |
| 31 | 609960 |
| 32 | 860016 |
| 33 | 1001820 |