n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | -1 |
3 | -2 |
4 | 5 |
5 | -8 |
6 | -16 |
7 | -32 |
8 | -48 |
9 | -64 |
10 | -80 |
11 | 224 |
12 | -368 |
13 | 312 |
14 | -205 |
15 | -2850 |
16 | 5905 |
17 | 1817592 |
18 | -4329936 |
19 | -2004480 |
20 | -442800 |
21 | 20967000 |
22 | -349316425 |
23 | 1853293420 |
24 | -6937330896 |
25 | 24280673168 |
26 | -18727955840 |
27 | -31062538500 |
28 | -42332130415 |
29 | 2736294281648 |
30 | -27940194392976 |
[1,0,-1,-2,5,-8,-16,-32,-48,-64,-80,224,-368,312, -205,-2850,5905,1817592,-4329936,-2004480,-442800, 20967000,-349316425,1853293420,-6937330896, 24280673168,-18727955840,-31062538500, -42332130415,2736294281648,-27940194392976] |