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A203800 as a simple table

n a(n)
1 1
2 1
3 5
4 85
5 2928
6 314925
7 84974760
8 63327890015
9 123670531939440
10 644385861467631972
11 8853970669063185618000
12 321538767413685546538468385
13 30768712746239178236068160093280
14 7755868453482819803691622493685140880
15 5144106193113274410507722020733942141881664 

[1,1,5,85,2928,314925,84974760,63327890015,
 123670531939440,644385861467631972,
 8853970669063185618000,
 321538767413685546538468385,
 30768712746239178236068160093280,
 7755868453482819803691622493685140880,
 5144106193113274410507722020733942141881664]

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Last modified June 10 23:37 EDT 2024. Contains 373283 sequences. (Running on oeis4.)