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 | 1879781 |
| 2 | 1880881 |
| 3 | 1969691 |
| 4 | 3590953 |
| 5 | 7820287 |
| 6 | 108494801 |
| 7 | 159191951 |
| 8 | 160707061 |
| 9 | 175101571 |
| 10 | 187101781 |
| 11 | 316696613 |
| 12 | 319404913 |
| 13 | 725595527 |
| 14 | 728898827 |
| 15 | 731909137 |
| 16 | 904090409 |
| 17 | 921202129 |
| 18 | 930505039 |
| 19 | 987202789 |
| 20 | 987494789 |
| 21 | 10456965401 |
| 22 | 10745054701 |