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 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 2 |
7 | 5 |
8 | 5 |
9 | 20 |
10 | 35 |
11 | 75 |
12 | 154 |
13 | 336 |
14 | 730 |
15 | 1570 |
16 | 3394 |
17 | 7339 |
18 | 16085 |
19 | 35015 |
20 | 76269 |
21 | 164821 |
22 | 359704 |
23 | 782004 |
24 | 1696804 |
25 | 3668860 |
26 | 7953962 |
27 | 17184203 |
28 | 37093184 |
29 | 79825297 |
30 | 171824175 |
31 | 368838299 |
32 | 790404448 |
33 | 1690297309 |
34 | 3610816466 |
35 | 7696144659 |
36 | 16374004711 |
37 | 34766160358 |