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 | 3 |
3 | 14 |
4 | 75 |
5 | 433 |
6 | 2636 |
7 | 16668 |
8 | 108399 |
9 | 720431 |
10 | 4871555 |
11 | 33409042 |
12 | 231817448 |
13 | 1624503716 |
14 | 11480658056 |
15 | 81731416480 |
16 | 585579734959 |
17 | 4219179476875 |
18 | 30552067317233 |
19 | 222225174139730 |
20 | 1622894404239115 |
21 | 11894991079960721 |
22 | 87472260252499560 |
23 | 645183802300787356 |
24 | 4771926560361458884 |