n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 7 |
5 | 16 |
6 | 30 |
7 | 61 |
8 | 137 |
9 | 303 |
10 | 644 |
11 | 1365 |
12 | 2936 |
13 | 6340 |
14 | 13625 |
15 | 29209 |
16 | 62701 |
17 | 134758 |
18 | 289547 |
19 | 621816 |
20 | 1335378 |
21 | 2868341 |
22 | 6161329 |
23 | 13233947 |
24 | 28424456 |
25 | 61052489 |
26 | 131135696 |
27 | 281667368 |
28 | 604991601 |
29 | 1299458257 |
30 | 2791106585 |
31 | 5995020362 |
32 | 12876698159 |
33 | 27657838272 |
[1,1,1,2,7,16,30,61,137,303,644,1365,2936,6340, 13625,29209,62701,134758,289547,621816,1335378, 2868341,6161329,13233947,28424456,61052489, 131135696,281667368,604991601,1299458257, 2791106585,5995020362,12876698159,27657838272] |