n | a(n) |
---|---|
1 | 1 |
2 | -1 |
3 | 3 |
4 | -3 |
5 | 5 |
6 | -5 |
7 | 7 |
8 | -7 |
9 | 9 |
10 | -9 |
11 | 11 |
12 | -11 |
13 | 13 |
14 | -13 |
15 | 15 |
16 | -15 |
17 | 17 |
18 | -17 |
19 | 19 |
20 | -19 |
21 | 21 |
22 | -21 |
23 | 23 |
24 | -23 |
25 | 25 |
26 | -25 |
27 | 27 |
28 | -27 |
29 | 29 |
30 | -29 |
31 | 31 |
32 | -31 |
33 | 33 |
34 | -33 |
35 | 35 |
36 | -35 |
37 | 37 |
38 | -37 |
39 | 39 |
40 | -39 |
41 | 41 |
42 | -41 |
43 | 43 |
44 | -43 |
45 | 45 |
46 | -45 |
47 | 47 |
48 | -47 |
49 | 49 |
50 | -49 |
51 | 51 |
52 | -51 |
[1,-1,3,-3,5,-5,7,-7,9,-9,11,-11,13,-13,15,-15,17, -17,19,-19,21,-21,23,-23,25,-25,27,-27,29,-29,31, -31,33,-33,35,-35,37,-37,39,-39,41,-41,43,-43,45, -45,47,-47,49,-49,51,-51] |