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) |
|---|---|
| 3 | 602 |
| 4 | 4023 |
| 5 | 57967 |
| 6 | 8706123 |
| 7 | 296299374 |
| 8 | 4109290623 |
| 9 | 1691788490622 |
| 10 | 59004826709373 |