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 | 4 |
3 | 22 |
4 | 182 |
5 | 1996 |
6 | 27412 |
7 | 453160 |
8 | 8767516 |
9 | 194438800 |
10 | 4864250096 |
11 | 135538060384 |
12 | 4163356010728 |
13 | 139784741268160 |
14 | 5093269640966704 |
15 | 200170986137297536 |
16 | 8440841773833141008 |
17 | 380153135554220691712 |
18 | 18212499110682362677312 |