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A146822 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 5
6 21
7 63
8 331
9 1837
10 11817
11 91941
12 951301
13 13059325
14 223458589
15 4681971763

[1,1,1,1,5,21,63,331,1837,11817,91941,951301,
 13059325,223458589,4681971763]

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Last modified May 24 18:27 EDT 2022. Contains 354043 sequences. (Running on oeis4.)