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A109213 as a simple table

n a(n)
1 1
2 2
3 2
4 4
5 8
6 32
7 184
8 15392
9 5400584
10 74651892640
11 25003708306137848
12 6335942056759761366725617280
13 20682199297864337408779128828731176793076928

[1,2,2,4,8,32,184,15392,5400584,74651892640,
 25003708306137848,6335942056759761366725617280,
 20682199297864337408779128828731176793076928]

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Last modified March 29 09:44 EDT 2024. Contains 371268 sequences. (Running on oeis4.)