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) |
|---|---|
| 6 | 3 |
| 7 | 24 |
| 8 | 108 |
| 9 | 360 |
| 10 | 990 |
| 11 | 2376 |
| 12 | 5148 |
| 13 | 10296 |
| 14 | 19305 |
| 15 | 34320 |
| 16 | 58344 |
| 17 | 95472 |
| 18 | 151164 |
| 19 | 232560 |
| 20 | 348840 |
| 21 | 511632 |
| 22 | 735471 |
| 23 | 1038312 |
| 24 | 1442100 |
| 25 | 1973400 |
| 26 | 2664090 |
| 27 | 3552120 |
| 28 | 4682340 |
| 29 | 6107400 |
| 30 | 7888725 |
| 31 | 10097568 |
| 32 | 12816144 |
| 33 | 16138848 |
| 34 | 20173560 |
| 35 | 25043040 |
| 36 | 30886416 |
| 37 | 37860768 |