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A274056 as a simple table

n a(n)
1 1
2 4
3 90
4 5040
5 529200
6 89812800
7 22475653200
8 7791559776000
9 3576325937184000
10 2100278686746240000
11 1536353859354874560000
12 1369954918280131223040000
13 1462916144877711556032000000
14 1843274342545916560600320000000
15 2706157144150223750531344800000000

[1,4,90,5040,529200,89812800,22475653200,
 7791559776000,3576325937184000,
 2100278686746240000,1536353859354874560000,
 1369954918280131223040000,
 1462916144877711556032000000,
 1843274342545916560600320000000,
 2706157144150223750531344800000000]

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Last modified September 19 08:32 EDT 2024. Contains 376007 sequences. (Running on oeis4.)