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 | 1 |
| 2 | 2 |
| 3 | 9 |
| 4 | 730 |
| 5 | 737 |
| 6 | 389017001 |
| 7 | 389017008 |
| 8 | 389017729 |
| 9 | 400315554 |
| 10 | 400315561 |
| 11 | 400316282 |
| 12 | 789332553 |
| 13 | 58871587162270593034051002 |
| 14 | 58871587162270593034051009 |
| 15 | 58871587162270593034051730 |