n | a(n) |
---|---|
1 | 8 |
2 | 60 |
3 | 302 |
4 | 1516 |
5 | 7126 |
6 | 30780 |
7 | 127586 |
8 | 518052 |
9 | 2085808 |
10 | 8367220 |
11 | 33513408 |
12 | 134137736 |
13 | 536713774 |
14 | 2147172564 |
15 | 8589316642 |
16 | 34358507208 |
17 | 137436497326 |
18 | 549750908948 |
19 | 2199013454674 |
20 | 8796073430888 |
21 | 35184332920270 |
22 | 140737410034420 |
[8,60,302,1516,7126,30780,127586,518052,2085808, 8367220,33513408,134137736,536713774,2147172564, 8589316642,34358507208,137436497326,549750908948, 2199013454674,8796073430888,35184332920270, 140737410034420] |