n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 1 |
4 | 0 |
5 | 1 |
6 | 3 |
7 | 3 |
8 | 8 |
9 | 8 |
10 | 22 |
11 | 37 |
12 | 69 |
13 | 125 |
14 | 238 |
15 | 449 |
16 | 831 |
17 | 1545 |
18 | 3004 |
19 | 5597 |
20 | 10760 |
21 | 20524 |
22 | 39321 |
23 | 74899 |
24 | 143666 |
25 | 276562 |
26 | 533106 |
27 | 1025445 |
28 | 1979842 |
29 | 3824893 |
30 | 7394481 |
31 | 14325045 |
32 | 27772689 |
33 | 53894448 |
34 | 104645081 |
35 | 203424705 |
[1,0,1,0,1,3,3,8,8,22,37,69,125,238,449,831,1545, 3004,5597,10760,20524,39321,74899,143666,276562, 533106,1025445,1979842,3824893,7394481,14325045, 27772689,53894448,104645081,203424705] |