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 | 4084081 |
| 2 | 5105101 |
| 3 | 8168161 |
| 4 | 8678671 |
| 5 | 9189181 |
| 6 | 10720711 |
| 7 | 12762751 |
| 8 | 13273261 |
| 9 | 13783771 |
| 10 | 14804791 |
| 11 | 18888871 |
| 12 | 21441421 |
| 13 | 21951931 |
| 14 | 22972951 |
| 15 | 25014991 |
| 16 | 26546521 |
| 17 | 28078051 |
| 18 | 31651621 |
| 19 | 36246211 |
| 20 | 38288251 |
| 21 | 40330291 |