n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 6 |
3 | 21 |
4 | 85 |
5 | 342 |
6 | 1365 |
7 | 5461 |
8 | 21846 |
9 | 87381 |
10 | 349525 |
11 | 1398102 |
12 | 5592405 |
13 | 22369621 |
14 | 89478486 |
15 | 357913941 |
16 | 1431655765 |
17 | 5726623062 |
18 | 22906492245 |
19 | 91625968981 |
20 | 366503875926 |
21 | 1466015503701 |
22 | 5864062014805 |
23 | 23456248059222 |
24 | 93824992236885 |
25 | 375299968947541 |
[0,1,6,21,85,342,1365,5461,21846,87381,349525, 1398102,5592405,22369621,89478486,357913941, 1431655765,5726623062,22906492245,91625968981, 366503875926,1466015503701,5864062014805, 23456248059222,93824992236885,375299968947541] |