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 | 65 |
| 2 | 544 |
| 3 | 1776 |
| 4 | 12240 |
| 5 | 13920 |
| 6 | 54960 |
| 7 | 46800 |
| 8 | 149520 |
| 9 | 427440 |
| 10 | 216240 |
| 11 | 950640 |
| 12 | 951600 |
| 13 | 593040 |
| 14 | 1460880 |
| 15 | 3010800 |
| 16 | 4226880 |
| 17 | 1728480 |
| 18 | 6305280 |
| 19 | 5260560 |
| 20 | 2986560 |
| 21 | 10551840 |
| 22 | 8508240 |
| 23 | 15283920 |
| 24 | 25787040 |
| 25 | 15531120 |
| 26 | 8490480 |
| 27 | 18528720 |
| 28 | 10078560 |
| 29 | 21889200 |
| 30 | 97097280 |
| 31 | 34355280 |
| 32 | 57775440 |