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 | 5 |
| 2 | 5 |
| 3 | 325 |
| 4 | 449 |
| 5 | 3649 |
| 6 | 20165 |
| 7 | 20485 |
| 8 | 1331845 |
| 9 | 1840001 |
| 10 | 14953601 |
| 11 | 82636165 |
| 12 | 83947525 |
| 13 | 5457900485 |
| 14 | 7540323649 |
| 15 | 61279853249 |
| 16 | 338642984005 |
| 17 | 344016936965 |
| 18 | 22366474855685 |
| 19 | 30900244473601 |
| 20 | 251124823660801 |
| 21 | 1387758865816325 |
| 22 | 1409781323735045 |