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A152647 as a simple table

n a(n)
1 1
2 2
3 6
4 24
5 120
6 720
7 5040
8 40320
9 333120
10 2999520
11 29019168
12 304642176
13 3429800416
14 42313568736
15 541641897320
16 7507122835968

[1,2,6,24,120,720,5040,40320,333120,2999520,
 29019168,304642176,3429800416,42313568736,
 541641897320,7507122835968]

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Last modified October 17 13:32 EDT 2021. Contains 348049 sequences. (Running on oeis4.)