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) |
|---|---|
| 0 | 9 |
| 1 | 10 |
| 2 | 39 |
| 3 | 49 |
| 4 | 921 |
| 5 | 970 |
| 6 | 3831 |
| 7 | 4801 |
| 8 | 90249 |
| 9 | 95050 |
| 10 | 375399 |
| 11 | 470449 |
| 12 | 8843481 |
| 13 | 9313930 |
| 14 | 36785271 |
| 15 | 46099201 |
| 16 | 866570889 |
| 17 | 912670090 |
| 18 | 3604581159 |
| 19 | 4517251249 |
| 20 | 84915103641 |
| 21 | 89432354890 |
| 22 | 353212168311 |