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A217134
as a simple table
n
a(n)
1
2
2
4
3
10
4
14
5
88
6
112
7
140
8
764
9
3040
10
11096
11
24934
12
25616
13
54584
14
93400
[2,4,10,14,88,112,140,764,3040,11096,24934,25616, 54584,93400]