n | a(n) |
---|---|
0 | 2 |
1 | 4 |
2 | 8 |
3 | 18 |
4 | 38 |
5 | 80 |
6 | 164 |
7 | 334 |
8 | 674 |
9 | 1356 |
10 | 2720 |
11 | 5450 |
12 | 10910 |
13 | 21832 |
14 | 43676 |
15 | 87366 |
16 | 174746 |
17 | 349508 |
18 | 699032 |
19 | 1398082 |
20 | 2796182 |
21 | 5592384 |
22 | 11184788 |
23 | 22369598 |
24 | 44739218 |
25 | 89478460 |
26 | 178956944 |
27 | 357913914 |
28 | 715827854 |
29 | 1431655736 |
30 | 2863311500 |
31 | 5726623030 |
32 | 11453246090 |
[2,4,8,18,38,80,164,334,674,1356,2720,5450,10910, 21832,43676,87366,174746,349508,699032,1398082, 2796182,5592384,11184788,22369598,44739218, 89478460,178956944,357913914,715827854,1431655736, 2863311500,5726623030,11453246090] |