n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | -4 |
3 | -16 |
4 | -73 |
5 | -341 |
6 | -1659 |
7 | -8483 |
8 | -44144 |
9 | -236626 |
10 | -1282073 |
11 | -7078309 |
12 | -39389088 |
13 | -221480060 |
14 | -1259127130 |
15 | -7134579098 |
16 | -41630476786 |
17 | -232579012470 |
18 | -1437468607632 |
19 | -7355318282652 |
20 | -54666868678671 |
[1,-1,-4,-16,-73,-341,-1659,-8483,-44144,-236626, -1282073,-7078309,-39389088,-221480060, -1259127130,-7134579098,-41630476786, -232579012470,-1437468607632,-7355318282652, -54666868678671] |