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 | 121 |
| 2 | 3751 |
| 3 | 4961 |
| 4 | 7381 |
| 5 | 11011 |
| 6 | 29161 |
| 7 | 32791 |
| 8 | 142901 |
| 9 | 228811 |
| 10 | 239701 |
| 11 | 341341 |
| 12 | 551881 |
| 13 | 566401 |
| 14 | 595441 |
| 15 | 671671 |
| 16 | 784201 |
| 17 | 856801 |
| 18 | 1016521 |
| 19 | 1237951 |
| 20 | 1335961 |
| 21 | 1433971 |
| 22 | 1804231 |