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 | 2 |
2 | 18 |
3 | 234 |
4 | 3570 |
5 | 59586 |
6 | 1053570 |
7 | 19392490 |
8 | 367677090 |
9 | 7131417282 |
10 | 140834140722 |
11 | 2822214963882 |
12 | 57243994984722 |
13 | 1172991472484610 |
14 | 24245748916730658 |
15 | 504935751379031082 |
16 | 10584721220759172162 |
17 | 223163804001804187266 |
18 | 4729176407109705542994 |
19 | 100676187744957784842090 |