n | a(n) |
---|---|
0 | 4 |
1 | 5 |
2 | 9 |
3 | 25 |
4 | 89 |
5 | 345 |
6 | 1369 |
7 | 5465 |
8 | 21849 |
9 | 87385 |
10 | 349529 |
11 | 1398105 |
12 | 5592409 |
13 | 22369625 |
14 | 89478489 |
15 | 357913945 |
16 | 1431655769 |
17 | 5726623065 |
18 | 22906492249 |
19 | 91625968985 |
20 | 366503875929 |
21 | 1466015503705 |
22 | 5864062014809 |
23 | 23456248059225 |
24 | 93824992236889 |
25 | 375299968947545 |
[4,5,9,25,89,345,1369,5465,21849,87385,349529, 1398105,5592409,22369625,89478489,357913945, 1431655769,5726623065,22906492249,91625968985, 366503875929,1466015503705,5864062014809, 23456248059225,93824992236889,375299968947545] |