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A243303
as a simple table
n
a(n)
1
1
2
5
3
25
4
78
5
161
6
341
7
1076
8
16361
9
19383
10
56047
11
132903
12
862935
13
862935
14
4381548
[1,5,25,78,161,341,1076,16361,19383,56047,132903, 862935,862935,4381548]