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A003483 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 12
5 60
6 270
7 1890
8 14280
9 128520
10 1096200
11 12058200
12 139043520
13 1807565760
14 22642139520
15 339632092800
16 5237183952000
17 89032127184000
18 1475427973219200
19 28033131491164800
20 543494606861606400
21 11413386744093734400
22 235075995738558374400
23 5406747901986842611200
24 126214560713084056012800

[1,1,1,3,12,60,270,1890,14280,128520,1096200,
 12058200,139043520,1807565760,22642139520,
 339632092800,5237183952000,89032127184000,
 1475427973219200,28033131491164800,
 543494606861606400,11413386744093734400,
 235075995738558374400,5406747901986842611200,
 126214560713084056012800]

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Last modified April 24 11:49 EDT 2024. Contains 371936 sequences. (Running on oeis4.)