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A376980
as a simple table
n
a(n)
1
0
2
0
3
0
4
0
5
0
6
2
7
1
8
6
9
5
10
26
11
17
12
69
13
50
14
235
15
159
16
693
17
470
18
2142
19
1399
20
6350
21
4086
22
19273
[0,0,0,0,0,2,1,6,5,26,17,69,50,235,159,693,470, 2142,1399,6350,4086,19273]