n | a(n) |
---|---|
3 | 1 |
4 | 2 |
5 | 7 |
6 | 15 |
7 | 36 |
8 | 80 |
9 | 174 |
10 | 371 |
11 | 787 |
12 | 1644 |
13 | 3410 |
14 | 7031 |
15 | 14423 |
16 | 29455 |
17 | 59948 |
18 | 121656 |
19 | 246302 |
20 | 497661 |
21 | 1003864 |
22 | 2022143 |
23 | 4068597 |
24 | 8178131 |
25 | 16425116 |
26 | 32965907 |
27 | 66125958 |
28 | 132577442 |
29 | 265700195 |
30 | 532313023 |
31 | 1066152092 |
[1,2,7,15,36,80,174,371,787,1644,3410,7031,14423, 29455,59948,121656,246302,497661,1003864,2022143, 4068597,8178131,16425116,32965907,66125958, 132577442,265700195,532313023,1066152092] |