n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 5 |
3 | 17 |
4 | 49 |
5 | 129 |
6 | 321 |
7 | 769 |
8 | 1793 |
9 | 4097 |
10 | 9217 |
11 | 20481 |
12 | 45057 |
13 | 98305 |
14 | 212993 |
15 | 458753 |
16 | 983041 |
17 | 2097153 |
18 | 4456449 |
19 | 9437185 |
20 | 19922945 |
21 | 41943041 |
22 | 88080385 |
23 | 184549377 |
24 | 385875969 |
25 | 805306369 |
26 | 1677721601 |
27 | 3489660929 |
28 | 7247757313 |
29 | 15032385537 |
30 | 31138512897 |
31 | 64424509441 |
[0,1,5,17,49,129,321,769,1793,4097,9217,20481, 45057,98305,212993,458753,983041,2097153,4456449, 9437185,19922945,41943041,88080385,184549377, 385875969,805306369,1677721601,3489660929, 7247757313,15032385537,31138512897,64424509441] |