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 | 285769 |
| 2 | 8478963 |
| 3 | 27975201 |
| 4 | 58774483 |
| 5 | 100876809 |
| 6 | 154282179 |
| 7 | 218990593 |
| 8 | 295002051 |
| 9 | 382316553 |
| 10 | 480934099 |
| 11 | 590854689 |
| 12 | 712078323 |
| 13 | 844605001 |
| 14 | 988434723 |
| 15 | 1143567489 |
| 16 | 1310003299 |
| 17 | 1487742153 |
| 18 | 1676784051 |
| 19 | 1877128993 |
| 20 | 2088776979 |
| 21 | 2311728009 |