n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 2 |
7 | 4 |
8 | 8 |
9 | 14 |
10 | 22 |
11 | 35 |
12 | 53 |
13 | 78 |
14 | 113 |
15 | 160 |
16 | 222 |
17 | 306 |
18 | 416 |
19 | 558 |
20 | 743 |
21 | 980 |
22 | 1281 |
23 | 1665 |
24 | 2149 |
25 | 2755 |
26 | 3514 |
27 | 4458 |
28 | 5626 |
29 | 7070 |
30 | 8846 |
31 | 11020 |
32 | 13680 |
33 | 16920 |
34 | 20852 |
35 | 25618 |
36 | 31375 |
37 | 38309 |
38 | 46649 |
39 | 56651 |
40 | 68616 |
41 | 82908 |
42 | 99940 |
43 | 120192 |
44 | 144238 |
45 | 172730 |
46 | 206425 |
[1,0,0,0,0,1,2,4,8,14,22,35,53,78,113,160,222,306, 416,558,743,980,1281,1665,2149,2755,3514,4458, 5626,7070,8846,11020,13680,16920,20852,25618, 31375,38309,46649,56651,68616,82908,99940,120192, 144238,172730,206425] |