n | a(n) |
---|---|
1 | 1 |
2 | -5 |
3 | 15 |
4 | -30 |
5 | 40 |
6 | -26 |
7 | -30 |
8 | 125 |
9 | -220 |
10 | 245 |
11 | -124 |
12 | -180 |
13 | 615 |
14 | -1010 |
15 | 1085 |
16 | -550 |
17 | -705 |
18 | 2415 |
19 | -3850 |
20 | 3980 |
21 | -1926 |
22 | -2460 |
23 | 8090 |
24 | -12550 |
25 | 12715 |
26 | -6074 |
27 | -7500 |
28 | 24360 |
29 | -37150 |
30 | 36930 |
31 | -17251 |
32 | -21155 |
33 | 67380 |
34 | -101210 |
35 | 99295 |
36 | -45924 |
37 | -55305 |
38 | 174500 |
39 | -259140 |
40 | 251275 |
41 | -114750 |
[1,-5,15,-30,40,-26,-30,125,-220,245,-124,-180, 615,-1010,1085,-550,-705,2415,-3850,3980,-1926, -2460,8090,-12550,12715,-6074,-7500,24360,-37150, 36930,-17251,-21155,67380,-101210,99295,-45924, -55305,174500,-259140,251275,-114750] |