n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 3 |
6 | 6 |
7 | 10 |
8 | 15 |
9 | 21 |
10 | 29 |
11 | 42 |
12 | 66 |
13 | 111 |
14 | 192 |
15 | 330 |
16 | 554 |
17 | 906 |
18 | 1452 |
19 | 2303 |
20 | 3651 |
21 | 5826 |
22 | 9382 |
23 | 15225 |
24 | 24807 |
25 | 40431 |
26 | 65748 |
27 | 106584 |
28 | 172321 |
29 | 278184 |
30 | 448980 |
31 | 725140 |
32 | 1172412 |
33 | 1897380 |
34 | 3072365 |
35 | 4975551 |
36 | 8055918 |
37 | 13038606 |
38 | 21096027 |
39 | 34125561 |
[0,0,0,0,1,3,6,10,15,21,29,42,66,111,192,330,554, 906,1452,2303,3651,5826,9382,15225,24807,40431, 65748,106584,172321,278184,448980,725140,1172412, 1897380,3072365,4975551,8055918,13038606,21096027, 34125561] |