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A120709 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 8
5 120
6 18480
7 314954640
8 29650259293200
9 806144692105283180937910919057361600
10 116647824244848662624579303522985859096483200
11 3116996669196650347010384586809853826278378997194387292312487616560888473194736151916402811882584000 

[1,1,2,6,8,120,18480,314954640,29650259293200,
 806144692105283180937910919057361600,
 116647824244848662624579303522985859096483200,
 31169966691966503470103845868098538262783789971943\
 87292312487616560888473194736151916402811882584000\
 ]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)