n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 0 |
3 | 3 |
4 | -1 |
5 | 10 |
6 | -7 |
7 | 35 |
8 | -36 |
9 | 127 |
10 | -165 |
11 | 474 |
12 | -715 |
13 | 1807 |
14 | -3004 |
15 | 6995 |
16 | -12393 |
17 | 27370 |
18 | -50559 |
19 | 107883 |
20 | -204820 |
21 | 427351 |
22 | -826045 |
23 | 1698458 |
24 | -3321891 |
25 | 6765175 |
26 | -13333932 |
27 | 26985675 |
28 | -53457121 |
29 | 107746282 |
30 | -214146295 |
31 | 430470899 |
32 | -857417220 |
33 | 1720537327 |
34 | -3431847189 |
[0,1,0,3,-1,10,-7,35,-36,127,-165,474,-715,1807, -3004,6995,-12393,27370,-50559,107883,-204820, 427351,-826045,1698458,-3321891,6765175,-13333932, 26985675,-53457121,107746282,-214146295,430470899, -857417220,1720537327,-3431847189] |