n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | -1 |
3 | 5 |
4 | -6 |
5 | 2 |
6 | 14 |
7 | -28 |
8 | 20 |
9 | -5 |
10 | 42 |
11 | -120 |
12 | 135 |
13 | -70 |
14 | 14 |
15 | 132 |
16 | -495 |
17 | 770 |
18 | -616 |
19 | 252 |
20 | -42 |
21 | 429 |
22 | -2002 |
23 | 4004 |
24 | -4368 |
25 | 2730 |
26 | -924 |
27 | 132 |
28 | 1430 |
29 | -8008 |
30 | 19656 |
31 | -27300 |
32 | 23100 |
33 | -11880 |
34 | 3432 |
35 | -429 |
36 | 4862 |
37 | -31824 |
38 | 92820 |
39 | -157080 |
40 | 168300 |
41 | -116688 |
42 | 51051 |
43 | -12870 |
44 | 1430 |
[1,2,-1,5,-6,2,14,-28,20,-5,42,-120,135,-70,14, 132,-495,770,-616,252,-42,429,-2002,4004,-4368, 2730,-924,132,1430,-8008,19656,-27300,23100, -11880,3432,-429,4862,-31824,92820,-157080,168300, -116688,51051,-12870,1430] |