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A293348
as a simple table
n
a(n)
1
1
2
1
3
2
4
5
5
12
6
32
7
88
8
248
9
702
10
1998
11
5696
12
16304
13
46718
[1,1,2,5,12,32,88,248,702,1998,5696,16304,46718]