n | a(n) |
---|---|
0 | 2 |
1 | 4 |
2 | 16 |
3 | 128 |
4 | 2048 |
5 | 65536 |
6 | 4194304 |
7 | 536870912 |
8 | 137438953472 |
9 | 70368744177664 |
10 | 72057594037927936 |
11 | 147573952589676412928 |
12 | 604462909807314587353088 |
[2,4,16,128,2048,65536,4194304,536870912, 137438953472,70368744177664,72057594037927936, 147573952589676412928,604462909807314587353088] |