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A218974
as a simple table
n
a(n)
0
1
1
1
2
1
3
2
4
4
5
4
6
15
7
13
8
81
9
77
10
352
11
406
12
2995
13
2866
[1,1,1,2,4,4,15,13,81,77,352,406,2995,2866]
