n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 1 |
4 | 3 |
5 | 4 |
6 | 6 |
7 | 12 |
8 | 23 |
9 | 38 |
10 | 68 |
11 | 129 |
12 | 236 |
13 | 438 |
14 | 806 |
15 | 1516 |
16 | 2864 |
17 | 5388 |
18 | 10178 |
19 | 19327 |
20 | 36839 |
21 | 70201 |
22 | 134151 |
23 | 256884 |
24 | 492947 |
25 | 947240 |
26 | 1822831 |
27 | 3513553 |
28 | 6781479 |
29 | 13103713 |
30 | 25349311 |
31 | 49091941 |
32 | 95168089 |
33 | 184662764 |
34 | 358633903 |
35 | 697097374 |
36 | 1356055862 |
37 | 2639879029 |
38 | 5142830496 |
[0,1,1,3,4,6,12,23,38,68,129,236,438,806,1516, 2864,5388,10178,19327,36839,70201,134151,256884, 492947,947240,1822831,3513553,6781479,13103713, 25349311,49091941,95168089,184662764,358633903, 697097374,1356055862,2639879029,5142830496] |