n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 1 |
5 | 2 |
6 | 2 |
7 | 7 |
8 | 9 |
9 | 19 |
10 | 33 |
11 | 64 |
12 | 115 |
13 | 216 |
14 | 402 |
15 | 754 |
16 | 1434 |
17 | 2669 |
18 | 5116 |
19 | 9651 |
20 | 18382 |
21 | 35064 |
22 | 67056 |
23 | 128394 |
24 | 246349 |
25 | 473469 |
26 | 911468 |
27 | 1757069 |
28 | 3389718 |
29 | 6551877 |
30 | 12674065 |
31 | 24546590 |
32 | 47581820 |
33 | 92330910 |
34 | 179317301 |
35 | 348546007 |
36 | 678027180 |
37 | 1319932246 |
38 | 2571422948 |
[0,0,1,1,2,2,7,9,19,33,64,115,216,402,754,1434, 2669,5116,9651,18382,35064,67056,128394,246349, 473469,911468,1757069,3389718,6551877,12674065, 24546590,47581820,92330910,179317301,348546007, 678027180,1319932246,2571422948] |