n | a(n) |
---|---|
1 | 1 |
2 | -65 |
3 | 730 |
4 | -4033 |
5 | 15626 |
6 | -47450 |
7 | 117650 |
8 | -257985 |
9 | 532171 |
10 | -1015690 |
11 | 1771562 |
12 | -2944090 |
13 | 4826810 |
14 | -7647250 |
15 | 11406980 |
16 | -16510913 |
17 | 24137570 |
18 | -34591115 |
19 | 47045882 |
20 | -63019658 |
21 | 85884500 |
22 | -115151530 |
23 | 148035890 |
24 | -188329050 |
25 | 244156251 |
26 | -313742650 |
[1,-65,730,-4033,15626,-47450,117650,-257985, 532171,-1015690,1771562,-2944090,4826810,-7647250, 11406980,-16510913,24137570,-34591115,47045882, -63019658,85884500,-115151530,148035890, -188329050,244156251,-313742650] |