n | a(n) |
---|---|
1 | 2 |
2 | 6 |
3 | 14 |
4 | 34 |
5 | 78 |
6 | 182 |
7 | 414 |
8 | 942 |
9 | 2110 |
10 | 4702 |
11 | 10366 |
12 | 22718 |
13 | 49406 |
14 | 106878 |
15 | 229886 |
16 | 492286 |
17 | 1049598 |
18 | 2229758 |
19 | 4720638 |
20 | 9964542 |
21 | 20975614 |
22 | 44046334 |
23 | 92282878 |
24 | 192950270 |
25 | 402669566 |
26 | 838885374 |
27 | 1744863230 |
28 | 3623927806 |
29 | 7516258302 |
30 | 15569354750 |
31 | 32212385790 |
[2,6,14,34,78,182,414,942,2110,4702,10366,22718, 49406,106878,229886,492286,1049598,2229758, 4720638,9964542,20975614,44046334,92282878, 192950270,402669566,838885374,1744863230, 3623927806,7516258302,15569354750,32212385790] |