n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | -6 |
5 | 35 |
6 | -205 |
7 | 1204 |
8 | -6692 |
9 | 29084 |
10 | 17160 |
11 | -3069924 |
12 | 61356724 |
13 | -959574408 |
14 | 13499619224 |
15 | -174983776176 |
16 | 2029529618080 |
17 | -18417948918640 |
18 | 36189097244720 |
19 | 4235753092128480 |
20 | -157628320980720480 |
21 | 4166967770825777280 |
22 | -95152715945973322560 |
[1,0,0,1,-6,35,-205,1204,-6692,29084,17160, -3069924,61356724,-959574408,13499619224, -174983776176,2029529618080,-18417948918640, 36189097244720,4235753092128480, -157628320980720480,4166967770825777280, -95152715945973322560] |