n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 1 |
4 | 4 |
5 | 5 |
6 | 10 |
7 | 18 |
8 | 35 |
9 | 65 |
10 | 120 |
11 | 225 |
12 | 430 |
13 | 814 |
14 | 1549 |
15 | 2981 |
16 | 5739 |
17 | 11084 |
18 | 21474 |
19 | 41663 |
20 | 81033 |
21 | 157830 |
22 | 307912 |
23 | 601482 |
24 | 1176314 |
25 | 2302911 |
26 | 4513106 |
27 | 8851907 |
28 | 17376317 |
29 | 34134944 |
30 | 67101922 |
31 | 131990741 |
32 | 259779732 |
33 | 511566355 |
34 | 1007901666 |
[0,0,1,1,4,5,10,18,35,65,120,225,430,814,1549, 2981,5739,11084,21474,41663,81033,157830,307912, 601482,1176314,2302911,4513106,8851907,17376317, 34134944,67101922,131990741,259779732,511566355, 1007901666] |