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) |
---|---|
0 | 1 |
1 | 12 |
2 | 3972 |
3 | 156624027132 |
4 | 9605393649115032262909140007773492 |
5 | 2215570185245038872814956021479696635481690776469126111743280383568619886232750745465064720338596867052 |