n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 1 |
4 | 3 |
5 | 3 |
6 | 9 |
7 | 10 |
8 | 25 |
9 | 34 |
10 | 72 |
11 | 106 |
12 | 215 |
13 | 330 |
14 | 635 |
15 | 1025 |
16 | 1899 |
17 | 3141 |
18 | 5713 |
19 | 9602 |
20 | 17213 |
21 | 29292 |
22 | 51982 |
23 | 89149 |
24 | 157249 |
25 | 271027 |
26 | 476037 |
27 | 823386 |
28 | 1442063 |
29 | 2500015 |
30 | 4370386 |
31 | 7588146 |
32 | 13248591 |
33 | 23026728 |
34 | 40169991 |
35 | 69865026 |
36 | 121811765 |
37 | 211954826 |
38 | 369412910 |
[1,0,1,1,3,3,9,10,25,34,72,106,215,330,635,1025, 1899,3141,5713,9602,17213,29292,51982,89149, 157249,271027,476037,823386,1442063,2500015, 4370386,7588146,13248591,23026728,40169991, 69865026,121811765,211954826,369412910] |