n | a(n) |
---|---|
4 | 0 |
5 | 1 |
6 | 0 |
7 | 25 |
8 | 0 |
9 | 289 |
10 | 0 |
11 | 2025 |
12 | 0 |
13 | 16641 |
14 | 0 |
15 | 145161 |
16 | 0 |
17 | 1185921 |
18 | 0 |
19 | 9715689 |
20 | 0 |
21 | 80874049 |
22 | 0 |
23 | 668377609 |
24 | 0 |
25 | 5516478529 |
26 | 0 |
27 | 45630513769 |
28 | 0 |
29 | 377252695681 |
30 | 0 |
31 | 3117897783049 |
32 | 0 |
33 | 25774558228225 |
34 | 0 |
35 | 213069752354281 |
36 | 0 |
37 | 1761278190732225 |
38 | 0 |
39 | 14559352270703881 |
[0,1,0,25,0,289,0,2025,0,16641,0,145161,0,1185921, 0,9715689,0,80874049,0,668377609,0,5516478529,0, 45630513769,0,377252695681,0,3117897783049,0, 25774558228225,0,213069752354281,0, 1761278190732225,0,14559352270703881] |