n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 1 |
4 | 2 |
5 | 5 |
6 | 7 |
7 | 17 |
8 | 27 |
9 | 54 |
10 | 93 |
11 | 185 |
12 | 324 |
13 | 629 |
14 | 1143 |
15 | 2175 |
16 | 4050 |
17 | 7709 |
18 | 14469 |
19 | 27593 |
20 | 52276 |
21 | 99839 |
22 | 190371 |
23 | 364721 |
24 | 698508 |
25 | 1342170 |
26 | 2580165 |
27 | 4970952 |
28 | 9585232 |
29 | 18512789 |
30 | 35787985 |
31 | 69273665 |
32 | 134211600 |
33 | 260300799 |
34 | 505278705 |
35 | 981706783 |
[1,0,1,2,5,7,17,27,54,93,185,324,629,1143,2175, 4050,7709,14469,27593,52276,99839,190371,364721, 698508,1342170,2580165,4970952,9585232,18512789, 35787985,69273665,134211600,260300799,505278705, 981706783] |