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A195799 as a simple table

n a(n)
1 1
2 1
3 3
4 27
5 105
6 1695
7 284427
8 11606931

[1,1,3,27,105,1695,284427,11606931]

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Last modified June 28 12:59 EDT 2022. Contains 354907 sequences. (Running on oeis4.)