n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 120 |
6 | -720 |
7 | 2520 |
8 | -6720 |
9 | 15120 |
10 | 1784160 |
11 | -39861360 |
12 | 478906560 |
13 | -4151192760 |
14 | 29059190160 |
15 | 43589505960 |
16 | -9531493695360 |
17 | 262248906060960 |
18 | -4781455284432960 |
19 | 68339552332044960 |
20 | -719390244156842880 |
21 | 105128808579670680 |
22 | 293382376643359246320 |
[1,0,0,0,0,120,-720,2520,-6720,15120,1784160, -39861360,478906560,-4151192760,29059190160, 43589505960,-9531493695360,262248906060960, -4781455284432960,68339552332044960, -719390244156842880,105128808579670680, 293382376643359246320] |