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 | 10 |
3 | 37 |
4 | 135 |
5 | 493 |
6 | 1800 |
7 | 6572 |
8 | 23996 |
9 | 87614 |
10 | 319895 |
11 | 1167997 |
12 | 4264577 |
13 | 15570774 |
14 | 56851829 |
15 | 207576737 |
16 | 757901769 |
17 | 2767242128 |
18 | 10103722287 |
19 | 36890593353 |
20 | 134694505577 |
21 | 491795012865 |
22 | 1795636233585 |
23 | 6556206140806 |
24 | 23937943641806 |
25 | 87401941533192 |