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A088984 as a simple table

n a(n)
2 2
3 3
4 40
5 105
6 1584
7 5985
8 107136
9 530145
10 11116800
11 68139225
12 1644364800
13 12034447425
14 329001523200
15 2801155982625
16 85619242598400
17 831764543234625
18 28117244819865600
19 307025061241523625
20 11374945402060800000

[2,3,40,105,1584,5985,107136,530145,11116800,
 68139225,1644364800,12034447425,329001523200,
 2801155982625,85619242598400,831764543234625,
 28117244819865600,307025061241523625,
 11374945402060800000]

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Last modified April 24 04:14 EDT 2024. Contains 371918 sequences. (Running on oeis4.)