n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 3 |
4 | 7 |
5 | 17 |
6 | 39 |
7 | 87 |
8 | 189 |
9 | 403 |
10 | 847 |
11 | 1761 |
12 | 3631 |
13 | 7439 |
14 | 15165 |
15 | 30795 |
16 | 62343 |
17 | 125905 |
18 | 253783 |
19 | 510759 |
20 | 1026685 |
21 | 2061731 |
22 | 4136991 |
23 | 8295873 |
24 | 16627167 |
25 | 33311647 |
26 | 66716029 |
27 | 133582107 |
28 | 267406999 |
29 | 535206833 |
30 | 1071049287 |
[0,1,1,3,7,17,39,87,189,403,847,1761,3631,7439, 15165,30795,62343,125905,253783,510759,1026685, 2061731,4136991,8295873,16627167,33311647, 66716029,133582107,267406999,535206833,1071049287] |