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 | 4224 |
| 2 | 6336 |
| 3 | 23232 |
| 4 | 213312 |
| 5 | 276672 |
| 6 | 21755712 |
| 7 | 23888832 |
| 8 | 63577536 |
| 9 | 63788736 |
| 10 | 65499456 |
| 11 | 67566576 |
| 12 | 286121682 |
| 13 | 2118338112 |
| 14 | 2158888512 |
| 15 | 2365885632 |
| 16 | 2536556352 |
| 17 | 2559999552 |
| 18 | 2627117262 |
| 19 | 2745665472 |
| 20 | 5781111875 |
| 21 | 6338118336 |
| 22 | 42282628224 |
| 23 | 52173037125 |
| 24 | 80219291208 |