n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 2 |
4 | 4 |
5 | 6 |
6 | 18 |
7 | 38 |
8 | 56 |
9 | 94 |
10 | 118 |
11 | 148 |
12 | 286 |
13 | 1358 |
14 | 1480 |
15 | 1514 |
16 | 2680 |
17 | 2846 |
18 | 4078 |
19 | 4288 |
20 | 5612 |
21 | 5680 |
22 | 6440 |
23 | 6586 |
24 | 14614 |
25 | 30972 |
26 | 31690 |
27 | 54406 |
[0,1,2,4,6,18,38,56,94,118,148,286,1358,1480,1514, 2680,2846,4078,4288,5612,5680,6440,6586,14614, 30972,31690,54406] |