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 | 12 |
| 2 | 1452 |
| 3 | 11352 |
| 4 | 79398 |
| 5 | 146520 |
| 6 | 281622 |
| 7 | 352110 |
| 8 | 536778 |
| 9 | 643302 |
| 10 | 680988 |
| 11 | 723492 |
| 12 | 739200 |
| 13 | 878988 |
| 14 | 992112 |
| 15 | 1115268 |
| 16 | 1189650 |
| 17 | 1397022 |
| 18 | 1698378 |
| 19 | 1698510 |
| 20 | 1728540 |
| 21 | 1806222 |
| 22 | 2486220 |
| 23 | 2873178 |
| 24 | 3031578 |
| 25 | 3571458 |
| 26 | 3946140 |
| 27 | 4467012 |
| 28 | 4983858 |
| 29 | 5064510 |
| 30 | 5135658 |
| 31 | 5567562 |
| 32 | 5753352 |