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 | 7629217 |
| 1 | 18814027 |
| 2 | 29998837 |
| 3 | 41183647 |
| 4 | 52368457 |
| 5 | 63553267 |
| 6 | 74738077 |
| 7 | 85922887 |
| 8 | 97107697 |
| 9 | 108292507 |
| 10 | 119477317 |
| 11 | 130662127 |
| 12 | 141846937 |
| 13 | 153031747 |
| 14 | 164216557 |
| 15 | 175401367 |
| 16 | 186586177 |
| 17 | 197770987 |
| 18 | 208955797 |
| 19 | 220140607 |
| 20 | 231325417 |
| 21 | 242510227 |