n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 3 |
3 | 5 |
4 | 9 |
5 | 15 |
6 | 27 |
7 | 49 |
8 | 93 |
9 | 179 |
10 | 351 |
11 | 693 |
12 | 1377 |
13 | 2743 |
14 | 5475 |
15 | 10937 |
16 | 21861 |
17 | 43707 |
18 | 87399 |
19 | 174781 |
20 | 349545 |
21 | 699071 |
22 | 1398123 |
23 | 2796225 |
24 | 5592429 |
25 | 11184835 |
26 | 22369647 |
27 | 44739269 |
28 | 89478513 |
29 | 178956999 |
30 | 357913971 |
31 | 715827913 |
[0,1,3,5,9,15,27,49,93,179,351,693,1377,2743,5475, 10937,21861,43707,87399,174781,349545,699071, 1398123,2796225,5592429,11184835,22369647, 44739269,89478513,178956999,357913971,715827913] |