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A309169 as a simple table

n a(n)
1 1
2 1
3 2
4 66
5 24
6 7398000
7 720
8 445824751680
9 4762759680
10 100329999065856000
11 3628800
12 1019618790465528595884298768746577920000
13 479001600
14 97532934291415606872784896000
15 5460491900297503751785620701184000
16 1567611138605648558776157123803950409816473600000

[1,1,2,66,24,7398000,720,445824751680,4762759680,
 100329999065856000,3628800,
 1019618790465528595884298768746577920000,
 479001600,97532934291415606872784896000,
 5460491900297503751785620701184000,
 1567611138605648558776157123803950409816473600000]

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Last modified March 28 17:25 EDT 2024. Contains 371254 sequences. (Running on oeis4.)