Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 0 |
4 | -3 |
5 | 4 |
6 | 0 |
7 | -30 |
8 | 0 |
9 | 30 |
10 | 34 |
11 | 0 |
12 | -462 |
13 | 0 |
14 | 1050 |
15 | 0 |
16 | -630 |
17 | 496 |
18 | 0 |
19 | -10560 |
20 | 0 |
21 | 40320 |
22 | 0 |
23 | -52920 |
24 | 0 |
25 | 22680 |
26 | 11056 |
27 | 0 |
28 | -338448 |
29 | 0 |
30 | 1907400 |
31 | 0 |
32 | -4074840 |
33 | 0 |
34 | 3742200 |
35 | 0 |
36 | -1247400 |
37 | 349504 |
38 | 0 |
39 | -14523600 |
40 | 0 |
41 | 112192080 |
42 | 0 |
43 | -344504160 |
44 | 0 |
45 | 505945440 |
46 | 0 |
[1,1,0,-3,4,0,-30,0,30,34,0,-462,0,1050,0,-630, 496,0,-10560,0,40320,0,-52920,0,22680,11056,0, -338448,0,1907400,0,-4074840,0,3742200,0,-1247400, 349504,0,-14523600,0,112192080,0,-344504160,0, 505945440,0] |