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 | 11 |
| 2 | 131 |
| 3 | 2 |
| 4 | 5 |
| 5 | 10301 |
| 6 | 16361 |
| 7 | 10281118201 |
| 8 | 35605550653 |
| 9 | 7159123219517 |
| 10 | 17401539893510471 |
| 11 | 3205657651567565023 |
| 12 | 14736384418081448363741 |