n | a(n) |
---|---|
0 | -1 |
1 | 4 |
2 | 3 |
3 | 4 |
4 | 2 |
5 | -4 |
6 | 45 |
7 | 561 |
8 | 6549 |
9 | 69985 |
10 | 690493 |
11 | 6545056 |
12 | 60615397 |
13 | 555560046 |
14 | 5070271362 |
15 | 46223804313 |
16 | 421692578206 |
17 | 3853431791690 |
18 | 35289854434775 |
19 | 323979090116197 |
20 | 2981921009910364 |
21 | 27516571651291205 |
22 | 254562416350667928 |
[-1,4,3,4,2,-4,45,561,6549,69985,690493,6545056, 60615397,555560046,5070271362,46223804313, 421692578206,3853431791690,35289854434775, 323979090116197,2981921009910364, 27516571651291205,254562416350667928] |