n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 2 |
4 | 8 |
5 | 15 |
6 | 30 |
7 | 67 |
8 | 154 |
9 | 302 |
10 | 611 |
11 | 1280 |
12 | 2546 |
13 | 5207 |
14 | 10447 |
15 | 21123 |
16 | 42783 |
17 | 85726 |
18 | 173102 |
19 | 347243 |
20 | 698544 |
21 | 1401784 |
22 | 2813930 |
23 | 5644165 |
24 | 11328192 |
25 | 22712057 |
26 | 45538473 |
27 | 91288241 |
28 | 182965151 |
29 | 366691833 |
30 | 734702678 |
31 | 1471976078 |
32 | 2948741819 |
[0,1,2,8,15,30,67,154,302,611,1280,2546,5207, 10447,21123,42783,85726,173102,347243,698544, 1401784,2813930,5644165,11328192,22712057, 45538473,91288241,182965151,366691833,734702678, 1471976078,2948741819] |