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 | 0 |
2 | 2 |
3 | 6 |
4 | 74 |
5 | 750 |
6 | 11402 |
7 | 195006 |
8 | 3994202 |
9 | 93164910 |
10 | 2455754762 |
11 | 72098755806 |
12 | 2333497474970 |
13 | 82569245246670 |
14 | 3170700672801482 |
15 | 131342693516044926 |
16 | 5837883571730770778 |
17 | 277151780512413426990 |
18 | 13997018265350140886282 |
19 | 749304617892345721184286 |