n | a(n) |
---|---|
0 | -1 |
1 | 2 |
2 | -5 |
3 | 14 |
4 | -41 |
5 | 122 |
6 | -365 |
7 | 1094 |
8 | -3281 |
9 | 9842 |
10 | -29525 |
11 | 88574 |
12 | -265721 |
13 | 797162 |
14 | -2391485 |
15 | 7174454 |
16 | -21523361 |
17 | 64570082 |
18 | -193710245 |
19 | 581130734 |
20 | -1743392201 |
21 | 5230176602 |
22 | -15690529805 |
23 | 47071589414 |
24 | -141214768241 |
25 | 423644304722 |
26 | -1270932914165 |
27 | 3812798742494 |
28 | -11438396227481 |
29 | 34315188682442 |
[-1,2,-5,14,-41,122,-365,1094,-3281,9842,-29525, 88574,-265721,797162,-2391485,7174454,-21523361, 64570082,-193710245,581130734,-1743392201, 5230176602,-15690529805,47071589414,-141214768241, 423644304722,-1270932914165,3812798742494, -11438396227481,34315188682442] |