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A300129
as a simple table
n
a(n)
0
0
1
0
2
0
3
1
4
0
5
2
6
9
7
10
8
41
9
128
10
258
11
821
12
2360
13
5813
14
17185
15
48721
16
129678
17
374519
[0,0,0,1,0,2,9,10,41,128,258,821,2360,5813,17185, 48721,129678,374519]