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A351106
as a simple table
n
a(n)
1
1
2
1
3
3
4
1
5
6
6
23
7
2
8
17
9
118
10
1470
11
3
12
47
13
762
14
23878
15
914525
16
5
17
133
18
5724
19
420894
20
40285572
[1,1,3,1,6,23,2,17,118,1470,3,47,762,23878,914525, 5,133,5724,420894,40285572]