n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 6 |
4 | -3 |
5 | 24 |
6 | -25 |
7 | 6 |
8 | 120 |
9 | -190 |
10 | 90 |
11 | -12 |
12 | 720 |
13 | -1526 |
14 | 1095 |
15 | -300 |
16 | 24 |
17 | 5040 |
18 | -13356 |
19 | 12915 |
20 | -5490 |
21 | 960 |
22 | -48 |
23 | 40320 |
24 | -128052 |
25 | 156100 |
26 | -90930 |
27 | 25500 |
28 | -3000 |
29 | 96 |
30 | 362880 |
31 | -1341936 |
32 | 1975708 |
33 | -1469265 |
34 | 576660 |
35 | -113040 |
36 | 9240 |
37 | -192 |
38 | 3628800 |
39 | -15303024 |
40 | 26413100 |
41 | -23958711 |
42 | 12184620 |
43 | -3423000 |
44 | 486120 |
45 | -28200 |
46 | 384 |
[1,1,2,6,-3,24,-25,6,120,-190,90,-12,720,-1526, 1095,-300,24,5040,-13356,12915,-5490,960,-48, 40320,-128052,156100,-90930,25500,-3000,96,362880, -1341936,1975708,-1469265,576660,-113040,9240, -192,3628800,-15303024,26413100,-23958711, 12184620,-3423000,486120,-28200,384] |