n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | -2 |
4 | 0 |
5 | -12 |
6 | 14 |
7 | -90 |
8 | 192 |
9 | -792 |
10 | 2148 |
11 | -7716 |
12 | 23262 |
13 | -79512 |
14 | 252054 |
15 | -846628 |
16 | 2753520 |
17 | -9205800 |
18 | 30371124 |
19 | -101585544 |
20 | 338095596 |
21 | -1133491188 |
22 | 3794908752 |
23 | -12758932158 |
24 | 42903505030 |
25 | -144655483440 |
26 | 488092130664 |
27 | -1650000819068 |
28 | 5583090702798 |
29 | -18918470423736 |
30 | 64167341172984 |
31 | -217893807812346 |
32 | 740578734923544 |
[1,0,0,-2,0,-12,14,-90,192,-792,2148,-7716,23262, -79512,252054,-846628,2753520,-9205800,30371124, -101585544,338095596,-1133491188,3794908752, -12758932158,42903505030,-144655483440, 488092130664,-1650000819068,5583090702798, -18918470423736,64167341172984,-217893807812346, 740578734923544] |