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 | 13440 |
| 2 | 19440 |
| 3 | 19800 |
| 4 | 24480 |
| 5 | 49680 |
| 6 | 61560 |
| 7 | 104160 |
| 8 | 229320 |
| 9 | 298200 |
| 10 | 311040 |
| 11 | 329400 |
| 12 | 436800 |
| 13 | 471240 |
| 14 | 600600 |
| 15 | 1202040 |
| 16 | 1299600 |
| 17 | 1468800 |
| 18 | 1564920 |
| 19 | 1702800 |
| 20 | 2031120 |
| 21 | 2352240 |
| 22 | 2402400 |
| 23 | 2499840 |
| 24 | 2762760 |
| 25 | 2805600 |
| 26 | 2937600 |
| 27 | 2962080 |
| 28 | 3150840 |
| 29 | 3262680 |
| 30 | 3405600 |
| 31 | 3843840 |