n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 1 |
6 | 4 |
7 | 3 |
8 | 8 |
9 | 11 |
10 | 20 |
11 | 31 |
12 | 64 |
13 | 105 |
14 | 202 |
15 | 367 |
16 | 696 |
17 | 1285 |
18 | 2452 |
19 | 4599 |
20 | 8776 |
21 | 16651 |
22 | 31838 |
23 | 60787 |
24 | 116640 |
25 | 223697 |
26 | 430396 |
27 | 828525 |
28 | 1598228 |
29 | 3085465 |
30 | 5966000 |
31 | 11545611 |
32 | 22371000 |
33 | 43383571 |
34 | 84217616 |
35 | 163617805 |
36 | 318150720 |
37 | 619094385 |
38 | 1205614054 |
39 | 2349384031 |
40 | 4581315968 |
[0,1,1,2,1,4,3,8,11,20,31,64,105,202,367,696,1285, 2452,4599,8776,16651,31838,60787,116640,223697, 430396,828525,1598228,3085465,5966000,11545611, 22371000,43383571,84217616,163617805,318150720, 619094385,1205614054,2349384031,4581315968] |