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A172653 as a simple table

n a(n)
1 0
2 1
3 2385
4 115321795
5 31237467004800
6 35265186498828525525
7 134169254007831527780970675
8 1469515974755674798685294756444250
9 41035736539141994695629689682970685292000

[0,1,2385,115321795,31237467004800,
 35265186498828525525,134169254007831527780970675,
 1469515974755674798685294756444250,
 41035736539141994695629689682970685292000]

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Last modified October 18 21:56 EDT 2021. Contains 348070 sequences. (Running on oeis4.)