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A186521
as a simple table
n
a(n)
1
1
2
3
3
6
4
7
5
49
6
578
7
793
8
1322
9
1392
10
2392
11
3066
12
13479
[1,3,6,7,49,578,793,1322,1392,2392,3066,13479]
