n | a(n) |
---|---|
0 | 1 |
1 | -2 |
2 | 2 |
3 | -2 |
4 | 4 |
5 | -8 |
6 | 12 |
7 | -16 |
8 | 24 |
9 | -40 |
10 | 64 |
11 | -96 |
12 | 144 |
13 | -224 |
14 | 352 |
15 | -544 |
16 | 832 |
17 | -1280 |
18 | 1984 |
19 | -3072 |
20 | 4736 |
21 | -7296 |
22 | 11264 |
23 | -17408 |
24 | 26880 |
25 | -41472 |
26 | 64000 |
27 | -98816 |
28 | 152576 |
29 | -235520 |
30 | 363520 |
31 | -561152 |
32 | 866304 |
33 | -1337344 |
34 | 2064384 |
35 | -3186688 |
36 | 4919296 |
37 | -7593984 |
38 | 11722752 |
39 | -18096128 |
40 | 27934720 |
41 | -43122688 |
[1,-2,2,-2,4,-8,12,-16,24,-40,64,-96,144,-224,352, -544,832,-1280,1984,-3072,4736,-7296,11264,-17408, 26880,-41472,64000,-98816,152576,-235520,363520, -561152,866304,-1337344,2064384,-3186688,4919296, -7593984,11722752,-18096128,27934720,-43122688] |