n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 13 |
3 | 34 |
4 | 79 |
5 | 172 |
6 | 361 |
7 | 742 |
8 | 1507 |
9 | 3040 |
10 | 6109 |
11 | 12250 |
12 | 24535 |
13 | 49108 |
14 | 98257 |
15 | 196558 |
16 | 393163 |
17 | 786376 |
18 | 1572805 |
19 | 3145666 |
20 | 6291391 |
21 | 12582844 |
22 | 25165753 |
23 | 50331574 |
24 | 100663219 |
25 | 201326512 |
26 | 402653101 |
27 | 805306282 |
28 | 1610612647 |
29 | 3221225380 |
30 | 6442450849 |
31 | 12884901790 |
[1,4,13,34,79,172,361,742,1507,3040,6109,12250, 24535,49108,98257,196558,393163,786376,1572805, 3145666,6291391,12582844,25165753,50331574, 100663219,201326512,402653101,805306282, 1610612647,3221225380,6442450849,12884901790] |