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A105611 as a simple table

n a(n)
1 1
2 1
3 3
4 15
5 165
6 1155
7 49665
8 844305
9 48125385
10 1491886935
11 1018958776605
12 13246464095865
13 36176093445807315
14 4594363867617529005
15 1520734440181402100655
16 390828751126620339868335

[1,1,3,15,165,1155,49665,844305,48125385,
 1491886935,1018958776605,13246464095865,
 36176093445807315,4594363867617529005,
 1520734440181402100655,390828751126620339868335]

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Last modified June 19 03:38 EDT 2021. Contains 345125 sequences. (Running on oeis4.)