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 | 2 |
| 2 | 1723 |
| 3 | 504017 |
| 4 | 707602177 |
| 5 | 3221410523 |
| 6 | 50872396681 |
| 7 | 502768196591 |
| 8 | 809590307027 |
| 9 | 7067369025727 |
| 10 | 67826487302603 |
| 11 | 8107773185261209 |
| 12 | 17399114244214379 |