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A216152 as a simple table

n a(n)
1 1
2 2
3 12
4 48
5 144
6 1440
7 34560
8 483840
9 7257600
10 58060800
11 3135283200
12 125411328000
13 2633637888000
14 57940033536000
15 5562243219456000
16 27811216097280000
17 723091618529280000
18 6507824566763520000
19 364438175738757120000
20 327994358164881408000000

[1,2,12,48,144,1440,34560,483840,7257600,58060800,
 3135283200,125411328000,2633637888000,
 57940033536000,5562243219456000,27811216097280000,
 723091618529280000,6507824566763520000,
 364438175738757120000,327994358164881408000000]

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Last modified April 25 04:42 EDT 2024. Contains 371964 sequences. (Running on oeis4.)