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 | 1 |
2 | 12 |
3 | 2052 |
4 | 5684480 |
5 | 305416893750 |
6 | 391129148721673152 |
7 | 14286237711414132094989064 |
8 | 17309880507327972883933887341789184 |
9 | 792117985317303404452447777723478865406570410 |
10 | 1534214120588806182890487155420702132205591283310000000000 |