n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 0 |
3 | -1 |
4 | 2 |
5 | -3 |
6 | 4 |
7 | -5 |
8 | 6 |
9 | -7 |
10 | 8 |
11 | -9 |
12 | 10 |
13 | -11 |
14 | 12 |
15 | -13 |
16 | 14 |
17 | -15 |
18 | 16 |
19 | -17 |
20 | 18 |
21 | -19 |
22 | 20 |
23 | -21 |
24 | 22 |
25 | -23 |
26 | 24 |
27 | -25 |
28 | 26 |
29 | -27 |
30 | 28 |
31 | -29 |
32 | 30 |
33 | -31 |
34 | 32 |
35 | -33 |
36 | 34 |
37 | -35 |
38 | 36 |
39 | -37 |
40 | 38 |
41 | -39 |
42 | 40 |
43 | -41 |
44 | 42 |
45 | -43 |
46 | 44 |
47 | -45 |
48 | 46 |
49 | -47 |
50 | 48 |
51 | -49 |
52 | 50 |
53 | -51 |
54 | 52 |
55 | -53 |
56 | 54 |
57 | -55 |
58 | 56 |
59 | -57 |
60 | 58 |
61 | -59 |
62 | 60 |
[0,1,0,-1,2,-3,4,-5,6,-7,8,-9,10,-11,12,-13,14, -15,16,-17,18,-19,20,-21,22,-23,24,-25,26,-27,28, -29,30,-31,32,-33,34,-35,36,-37,38,-39,40,-41,42, -43,44,-45,46,-47,48,-49,50,-51,52,-53,54,-55,56, -57,58,-59,60] |