n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1352 |
3 | 0 |
4 | 305552 |
5 | 0 |
6 | 27866072 |
7 | 0 |
8 | 1381251872 |
9 | 0 |
10 | 43450388072 |
11 | 0 |
12 | 955155127472 |
13 | 33554432 |
14 | 15676941638904 |
15 | 11777605632 |
16 | 201710366471744 |
17 | 796951314432 |
18 | 2112804738688904 |
19 | 24705490747392 |
20 | 18563618015178704 |
[1,0,1352,0,305552,0,27866072,0,1381251872,0, 43450388072,0,955155127472,33554432, 15676941638904,11777605632,201710366471744, 796951314432,2112804738688904,24705490747392, 18563618015178704] |