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A324228
as a simple table
n
a(n)
1
0
2
0
3
0
4
0
5
0
6
1
7
4
8
46
9
1165
10
108376
11
22849510
12
8573139971
[0,0,0,0,0,1,4,46,1165,108376,22849510,8573139971]