n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 12 |
5 | -60 |
6 | 570 |
7 | -3780 |
8 | 36960 |
9 | -326592 |
10 | 3712200 |
11 | -41836080 |
12 | 554861736 |
13 | -7563345504 |
14 | 114963916704 |
15 | -1819859452320 |
16 | 31173297642240 |
17 | -558346710891904 |
18 | 10642982507666880 |
19 | -212150797420894848 |
20 | 4456607540110934912 |
[1,0,0,0,12,-60,570,-3780,36960,-326592,3712200, -41836080,554861736,-7563345504,114963916704, -1819859452320,31173297642240,-558346710891904, 10642982507666880,-212150797420894848, 4456607540110934912] |