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A119853
as a simple table
n
a(n)
1
1
2
0
3
0
4
0
5
1
6
2
7
8
8
18
9
52
10
130
11
348
12
904
13
2416
14
6404
15
17213
[1,0,0,0,1,2,8,18,52,130,348,904,2416,6404,17213]