n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 4 |
6 | 6 |
7 | 12 |
8 | 18 |
9 | 37 |
10 | 56 |
11 | 94 |
12 | 189 |
13 | 285 |
14 | 475 |
15 | 952 |
16 | 1434 |
17 | 2392 |
18 | 3830 |
19 | 7666 |
20 | 11518 |
21 | 19202 |
22 | 30732 |
23 | 61482 |
24 | 92281 |
25 | 153874 |
26 | 246248 |
27 | 400178 |
28 | 800450 |
29 | 1200967 |
30 | 2001985 |
31 | 3203426 |
32 | 5205696 |
33 | 10411867 |
34 | 15619275 |
35 | 26034003 |
36 | 41658056 |
37 | 67695885 |
38 | 109356333 |
[0,1,1,2,4,6,12,18,37,56,94,189,285,475,952,1434, 2392,3830,7666,11518,19202,30732,61482,92281, 153874,246248,400178,800450,1200967,2001985, 3203426,5205696,10411867,15619275,26034003, 41658056,67695885,109356333] |