n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | -3 |
3 | 9 |
4 | -15 |
5 | 15 |
6 | -63 |
7 | 399 |
8 | -255 |
9 | -7425 |
10 | -1023 |
11 | 355839 |
12 | -4095 |
13 | -22360065 |
14 | -16383 |
15 | 1903790079 |
16 | -65535 |
17 | -209865211905 |
18 | -262143 |
19 | 29088885637119 |
20 | -1048575 |
21 | -4951498051026945 |
22 | -4194303 |
23 | 1015423886515240959 |
24 | -16777215 |
25 | -246921480190174429185 |
[1,0,-3,9,-15,15,-63,399,-255,-7425,-1023,355839, -4095,-22360065,-16383,1903790079,-65535, -209865211905,-262143,29088885637119,-1048575, -4951498051026945,-4194303,1015423886515240959, -16777215,-246921480190174429185] |