Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | -4 |
3 | 32 |
4 | -240 |
5 | 1792 |
6 | -11840 |
7 | 26112 |
8 | 1589504 |
9 | -57548800 |
10 | 1556757504 |
11 | -39250780160 |
12 | 973563695104 |
13 | -24122607992832 |
14 | 596246557736960 |
15 | -14477682566889472 |
16 | 332039052050104320 |
17 | -6425352382711857152 |
18 | 53086817854485692416 |
19 | 4505005802471597015040 |
20 | -419037805969718712991744 |
[1,0,-4,32,-240,1792,-11840,26112,1589504, -57548800,1556757504,-39250780160,973563695104, -24122607992832,596246557736960, -14477682566889472,332039052050104320, -6425352382711857152,53086817854485692416, 4505005802471597015040,-419037805969718712991744] |