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A130426 as a simple table

n a(n)
1 1
2 2
3 12
4 72
5 1080
6 129600
7 54432000
8 22861440000
9 9601804800000
10 4032758016000000
11 18631342033920000000
12 86076800196710400000000
13 5169772619814426624000000000
14 310496543546054463037440000000000

[1,2,12,72,1080,129600,54432000,22861440000,
 9601804800000,4032758016000000,
 18631342033920000000,86076800196710400000000,
 5169772619814426624000000000,
 310496543546054463037440000000000]

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Last modified December 2 02:12 EST 2021. Contains 349435 sequences. (Running on oeis4.)