n | a(n) |
---|---|
0 | 1 |
1 | -2 |
2 | 4 |
3 | -8 |
4 | 14 |
5 | -24 |
6 | 40 |
7 | -64 |
8 | 100 |
9 | -154 |
10 | 232 |
11 | -344 |
12 | 504 |
13 | -728 |
14 | 1040 |
15 | -1472 |
16 | 2062 |
17 | -2864 |
18 | 3948 |
19 | -5400 |
20 | 7336 |
21 | -9904 |
22 | 13288 |
23 | -17728 |
24 | 23528 |
25 | -31066 |
26 | 40824 |
27 | -53408 |
28 | 69568 |
29 | -90248 |
30 | 116624 |
31 | -150144 |
32 | 192612 |
33 | -246256 |
34 | 313808 |
[1,-2,4,-8,14,-24,40,-64,100,-154,232,-344,504, -728,1040,-1472,2062,-2864,3948,-5400,7336,-9904, 13288,-17728,23528,-31066,40824,-53408,69568, -90248,116624,-150144,192612,-246256,313808] |