n | a(n) |
---|---|
2 | 8 |
3 | 36 |
4 | 160 |
5 | 696 |
6 | 2978 |
7 | 12592 |
8 | 52788 |
9 | 219888 |
10 | 911480 |
11 | 3763832 |
12 | 15494608 |
13 | 63627024 |
14 | 260733598 |
15 | 1066567352 |
16 | 4356387548 |
17 | 17770522592 |
18 | 72407072528 |
19 | 294732200792 |
20 | 1198639773728 |
21 | 4870853772752 |
22 | 19779319412708 |
23 | 80266979450624 |
24 | 325542118876520 |
25 | 1319605521277216 |
26 | 5346467285085648 |
27 | 21651719411554992 |
28 | 87646668885161696 |
29 | 354657520759569056 |
[8,36,160,696,2978,12592,52788,219888,911480, 3763832,15494608,63627024,260733598,1066567352, 4356387548,17770522592,72407072528,294732200792, 1198639773728,4870853772752,19779319412708, 80266979450624,325542118876520,1319605521277216, 5346467285085648,21651719411554992, 87646668885161696,354657520759569056] |