n | a(n) |
---|---|
1 | 1 |
2 | -2 |
3 | 3 |
4 | -5 |
5 | 7 |
6 | -14 |
7 | 11 |
8 | -66 |
9 | -127 |
10 | -992 |
11 | -5029 |
12 | -30899 |
13 | -193321 |
14 | -1285300 |
15 | -8942561 |
16 | -65113125 |
17 | -494605857 |
18 | -3911658640 |
19 | -32145949441 |
20 | -274036507173 |
21 | -2419502677445 |
22 | -22093077575496 |
23 | -208364964369913 |
24 | -2027216779571754 |
25 | -20323053380033763 |
26 | -209715614081160850 |
[1,-2,3,-5,7,-14,11,-66,-127,-992,-5029,-30899, -193321,-1285300,-8942561,-65113125,-494605857, -3911658640,-32145949441,-274036507173, -2419502677445,-22093077575496,-208364964369913, -2027216779571754,-20323053380033763, -209715614081160850] |