n | a(n) |
---|---|
1 | 1 |
2 | -2 |
3 | -5 |
4 | 6 |
5 | 13 |
6 | -12 |
7 | -25 |
8 | 20 |
9 | 41 |
10 | -30 |
11 | -61 |
12 | 42 |
13 | 85 |
14 | -56 |
15 | -113 |
16 | 72 |
17 | 145 |
18 | -90 |
19 | -181 |
20 | 110 |
21 | 221 |
22 | -132 |
23 | -265 |
24 | 156 |
25 | 313 |
26 | -182 |
27 | -365 |
28 | 210 |
29 | 421 |
30 | -240 |
31 | -481 |
32 | 272 |
33 | 545 |
34 | -306 |
35 | -613 |
36 | 342 |
37 | 685 |
38 | -380 |
39 | -761 |
40 | 420 |
41 | 841 |
42 | -462 |
43 | -925 |
44 | 506 |
45 | 1013 |
46 | -552 |
47 | -1105 |
48 | 600 |
49 | 1201 |
50 | -650 |
51 | -1301 |
52 | 702 |
53 | 1405 |
54 | -756 |
55 | -1513 |
[1,-2,-5,6,13,-12,-25,20,41,-30,-61,42,85,-56, -113,72,145,-90,-181,110,221,-132,-265,156,313, -182,-365,210,421,-240,-481,272,545,-306,-613,342, 685,-380,-761,420,841,-462,-925,506,1013,-552, -1105,600,1201,-650,-1301,702,1405,-756,-1513] |