n | a(n) |
---|---|
0 | 5 |
1 | 8 |
2 | 20 |
3 | 68 |
4 | 260 |
5 | 1028 |
6 | 4100 |
7 | 16388 |
8 | 65540 |
9 | 262148 |
10 | 1048580 |
11 | 4194308 |
12 | 16777220 |
13 | 67108868 |
14 | 268435460 |
15 | 1073741828 |
16 | 4294967300 |
17 | 17179869188 |
18 | 68719476740 |
19 | 274877906948 |
20 | 1099511627780 |
21 | 4398046511108 |
22 | 17592186044420 |
23 | 70368744177668 |
24 | 281474976710660 |
25 | 1125899906842628 |
[5,8,20,68,260,1028,4100,16388,65540,262148, 1048580,4194308,16777220,67108868,268435460, 1073741828,4294967300,17179869188,68719476740, 274877906948,1099511627780,4398046511108, 17592186044420,70368744177668,281474976710660, 1125899906842628] |