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 | 3 |
2 | 12 |
3 | 57 |
4 | 291 |
5 | 1524 |
6 | 8049 |
7 | 42627 |
8 | 225948 |
9 | 1197993 |
10 | 6352419 |
11 | 33684996 |
12 | 178623201 |
13 | 947197443 |
14 | 5022773292 |
15 | 26634636057 |
16 | 141237492771 |
17 | 748950724884 |
18 | 3971517639249 |
19 | 21060066950787 |
20 | 111676809902268 |
21 | 592197066758793 |