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 | 0 |
3 | 0 |
4 | 735471 |
5 | 41749257038001257014137504 |
6 | 8072776113194557737391130747136885454937928869204466648295480 |
7 | 34145180671088019813488798475366394184193477615213303683031012996650190080826664983024305988320017979711374101114480000 |