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A126318
as a simple table
n
a(n)
0
1
1
1
2
1
3
3
4
3
5
5
6
11
7
45
8
257
9
575
10
2470
11
10892
12
30297
[1,1,1,3,3,5,11,45,257,575,2470,10892,30297]
