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A142866
as a simple table
n
a(n)
1
1
2
1
3
1
4
3
5
4
6
12
7
16
8
48
9
64
10
210
11
276
12
947
13
1252
14
4510
15
6028
16
22406
17
30364
18
116506
[1,1,1,3,4,12,16,48,64,210,276,947,1252,4510,6028, 22406,30364,116506]