n | a(n) |
---|---|
0 | 2 |
1 | -4 |
2 | 8 |
3 | -12 |
4 | 20 |
5 | -44 |
6 | 52 |
7 | -76 |
8 | 136 |
9 | -164 |
10 | 252 |
11 | -396 |
12 | 482 |
13 | -684 |
14 | 990 |
15 | -1272 |
16 | 1748 |
17 | -2388 |
18 | 3038 |
19 | -4020 |
20 | 5358 |
21 | -6796 |
22 | 8820 |
23 | -11448 |
24 | 14334 |
25 | -18304 |
26 | 23320 |
27 | -28940 |
28 | 36444 |
29 | -45708 |
30 | 56340 |
31 | -70056 |
32 | 86698 |
33 | -106056 |
34 | 130400 |
35 | -159852 |
36 | 194166 |
37 | -236452 |
38 | 287272 |
39 | -346544 |
40 | 418746 |
41 | -504800 |
42 | 604946 |
43 | -725756 |
44 | 868892 |
45 | -1035456 |
46 | 1234410 |
47 | -1468436 |
48 | 1740602 |
49 | -2063076 |
50 | 2440838 |
51 | -2879056 |
52 | 3394228 |
53 | -3995400 |
54 | 4690976 |
[2,-4,8,-12,20,-44,52,-76,136,-164,252,-396,482, -684,990,-1272,1748,-2388,3038,-4020,5358,-6796, 8820,-11448,14334,-18304,23320,-28940,36444, -45708,56340,-70056,86698,-106056,130400,-159852, 194166,-236452,287272,-346544,418746,-504800, 604946,-725756,868892,-1035456,1234410,-1468436, 1740602,-2063076,2440838,-2879056,3394228, -3995400,4690976] |