n | a(n) |
---|---|
0 | 2 |
1 | 2 |
2 | 4 |
3 | 6 |
4 | 12 |
5 | 22 |
6 | 44 |
7 | 86 |
8 | 172 |
9 | 342 |
10 | 684 |
11 | 1366 |
12 | 2732 |
13 | 5462 |
14 | 10924 |
15 | 21846 |
16 | 43692 |
17 | 87382 |
18 | 174764 |
19 | 349526 |
20 | 699052 |
21 | 1398102 |
22 | 2796204 |
23 | 5592406 |
24 | 11184812 |
25 | 22369622 |
26 | 44739244 |
27 | 89478486 |
28 | 178956972 |
29 | 357913942 |
30 | 715827884 |
31 | 1431655766 |
32 | 2863311532 |
[2,2,4,6,12,22,44,86,172,342,684,1366,2732,5462, 10924,21846,43692,87382,174764,349526,699052, 1398102,2796204,5592406,11184812,22369622, 44739244,89478486,178956972,357913942,715827884, 1431655766,2863311532] |