n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 17 |
3 | 38 |
4 | 81 |
5 | 166 |
6 | 337 |
7 | 678 |
8 | 1361 |
9 | 2726 |
10 | 5457 |
11 | 10918 |
12 | 21841 |
13 | 43686 |
14 | 87377 |
15 | 174758 |
16 | 349521 |
17 | 699046 |
18 | 1398097 |
19 | 2796198 |
20 | 5592401 |
21 | 11184806 |
22 | 22369617 |
23 | 44739238 |
24 | 89478481 |
25 | 178956966 |
26 | 357913937 |
27 | 715827878 |
28 | 1431655761 |
29 | 2863311526 |
[1,6,17,38,81,166,337,678,1361,2726,5457,10918, 21841,43686,87377,174758,349521,699046,1398097, 2796198,5592401,11184806,22369617,44739238, 89478481,178956966,357913937,715827878,1431655761, 2863311526] |