n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 4 |
5 | 7 |
6 | 7 |
7 | -20 |
8 | -177 |
9 | -842 |
10 | -3245 |
11 | -10920 |
12 | -32396 |
13 | -81781 |
14 | -151606 |
15 | -32368 |
16 | 1528436 |
17 | 10115847 |
18 | 46911627 |
19 | 182321874 |
20 | 618736524 |
21 | 1821588615 |
22 | 4363335060 |
23 | 6280838340 |
24 | -12403999335 |
25 | -158989515204 |
26 | -893044400094 |
27 | -3912400187584 |
[0,1,1,2,4,7,7,-20,-177,-842,-3245,-10920,-32396, -81781,-151606,-32368,1528436,10115847,46911627, 182321874,618736524,1821588615,4363335060, 6280838340,-12403999335,-158989515204, -893044400094,-3912400187584] |