n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 3 |
3 | -2 |
4 | 9 |
5 | -6 |
6 | 21 |
7 | -18 |
8 | 48 |
9 | -44 |
10 | 99 |
11 | -102 |
12 | 204 |
13 | -216 |
14 | 393 |
15 | -438 |
16 | 747 |
17 | -846 |
18 | 1362 |
19 | -1584 |
20 | 2448 |
21 | -2872 |
22 | 4275 |
23 | -5082 |
24 | 7356 |
25 | -8784 |
26 | 12390 |
27 | -14894 |
28 | 20592 |
29 | -24798 |
30 | 33651 |
31 | -40644 |
32 | 54336 |
33 | -65640 |
34 | 86535 |
35 | -104628 |
36 | 136356 |
37 | -164736 |
38 | 212388 |
39 | -256498 |
40 | 327690 |
41 | -395214 |
[1,0,3,-2,9,-6,21,-18,48,-44,99,-102,204,-216,393, -438,747,-846,1362,-1584,2448,-2872,4275,-5082, 7356,-8784,12390,-14894,20592,-24798,33651,-40644, 54336,-65640,86535,-104628,136356,-164736,212388, -256498,327690,-395214] |