n | a(n) |
---|---|
0 | 4 |
1 | 8 |
2 | 17 |
3 | 37 |
4 | 81 |
5 | 177 |
6 | 385 |
7 | 833 |
8 | 1793 |
9 | 3841 |
10 | 8193 |
11 | 17409 |
12 | 36865 |
13 | 77825 |
14 | 163841 |
15 | 344065 |
16 | 720897 |
17 | 1507329 |
18 | 3145729 |
19 | 6553601 |
20 | 13631489 |
21 | 28311553 |
22 | 58720257 |
23 | 121634817 |
24 | 251658241 |
25 | 520093697 |
26 | 1073741825 |
27 | 2214592513 |
28 | 4563402753 |
29 | 9395240961 |
30 | 19327352833 |
31 | 39728447489 |
[4,8,17,37,81,177,385,833,1793,3841,8193,17409, 36865,77825,163841,344065,720897,1507329,3145729, 6553601,13631489,28311553,58720257,121634817, 251658241,520093697,1073741825,2214592513, 4563402753,9395240961,19327352833,39728447489] |