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 | 17 |
| 3 | 730 |
| 4 | 65553 |
| 5 | 9765626 |
| 6 | 2176783082 |
| 7 | 678223072850 |
| 8 | 281474976776209 |
| 9 | 150094635296999851 |
| 10 | 100000000000009765642 |
| 11 | 81402749386839761113322 |
| 12 | 79496847203390846310290154 |
| 13 | 91733330193268616658399616010 |
| 14 | 123476695691247935826908004929122 |