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 | 2 |
| 2 | 30 |
| 3 | 35070 |
| 4 | 36570 |
| 5 | 43230 |
| 6 | 159810 |
| 7 | 224610 |
| 8 | 331170 |
| 9 | 525630 |
| 10 | 1039890 |
| 11 | 1094730 |
| 12 | 1290810 |
| 13 | 1656930 |
| 14 | 1770510 |
| 15 | 2139990 |
| 16 | 4878390 |
| 17 | 5110710 |
| 18 | 5996310 |
| 19 | 6052530 |
| 20 | 6127890 |
| 21 | 7493430 |
| 22 | 9918930 |
| 23 | 10146570 |
| 24 | 12171810 |
| 25 | 12551370 |
| 26 | 13821870 |
| 27 | 21398370 |
| 28 | 23282130 |
| 29 | 25587030 |
| 30 | 30223830 |
| 31 | 31317510 |
| 32 | 31364970 |