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 | 720 |
3 | 2882071 |
4 | 18754813440 |
5 | 153480509680141 |
6 | 1435747717722810960 |
7 | 14662732377776152127011 |
8 | 159330378168761744514908160 |
9 | 1813222281365129112322849988761 |
10 | 21386175398690803114094640652896720 |
11 | 259532087509984537826921145014495182351 |